Home / 942,245.58-1,300,193.24-555,035.80

Finding the Fourth Proportional to 942,245.58, 1,300,193.24 and 555,035.80

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Solution

The fourth proportional to 942,245.58, 1,300,193.24 and 555,035.80 is: 765,887.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,245.58 : 1,300,193.24 = 555,035.80 : x
  2. Step 2: Convert to fraction form
    942,245.58/1,300,193.24 = 555,035.80/x
  3. Step 3: Cross multiply
    942,245.58x = 1,300,193.24 × 555,035.80
  4. Step 4: Simplify right side
    942,245.58x = 721,653,801,391.80
  5. Step 5: Solve for x
    x = 721,653,801,391.80/942,245.58
  6. Step 6: Final answer
    x = 765,887.17

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.