Home / 1,237,549.37-1,856,325.51-338,998.84

Finding the Fourth Proportional to 1,237,549.37, 1,856,325.51 and 338,998.84

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Solution

The fourth proportional to 1,237,549.37, 1,856,325.51 and 338,998.84 is: 508,498.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,549.37 : 1,856,325.51 = 338,998.84 : x
  2. Step 2: Convert to fraction form
    1,237,549.37/1,856,325.51 = 338,998.84/x
  3. Step 3: Cross multiply
    1,237,549.37x = 1,856,325.51 × 338,998.84
  4. Step 4: Simplify right side
    1,237,549.37x = 629,292,189,911.60
  5. Step 5: Solve for x
    x = 629,292,189,911.60/1,237,549.37
  6. Step 6: Final answer
    x = 508,498.66

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.