Home / 1,237,549.05-1,856,325.03-338,998.53

Finding the Fourth Proportional to 1,237,549.05, 1,856,325.03 and 338,998.53

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Solution

The fourth proportional to 1,237,549.05, 1,856,325.03 and 338,998.53 is: 508,498.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,549.05 : 1,856,325.03 = 338,998.53 : x
  2. Step 2: Convert to fraction form
    1,237,549.05/1,856,325.03 = 338,998.53/x
  3. Step 3: Cross multiply
    1,237,549.05x = 1,856,325.03 × 338,998.53
  4. Step 4: Simplify right side
    1,237,549.05x = 629,291,456,372.21
  5. Step 5: Solve for x
    x = 629,291,456,372.21/1,237,549.05
  6. Step 6: Final answer
    x = 508,498.19

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Double scale
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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.