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Finding the Fourth Proportional to 415,580.48, 573,501.12 and 224,593.52

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Solution

The fourth proportional to 415,580.48, 573,501.12 and 224,593.52 is: 309,939.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,580.48 : 573,501.12 = 224,593.52 : x
  2. Step 2: Convert to fraction form
    415,580.48/573,501.12 = 224,593.52/x
  3. Step 3: Cross multiply
    415,580.48x = 573,501.12 × 224,593.52
  4. Step 4: Simplify right side
    415,580.48x = 128,804,635,264.74
  5. Step 5: Solve for x
    x = 128,804,635,264.74/415,580.48
  6. Step 6: Final answer
    x = 309,939.09

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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.