Home / 415,193.18-573,008.90-254,154.65

Finding the Fourth Proportional to 415,193.18, 573,008.90 and 254,154.65

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Solution

The fourth proportional to 415,193.18, 573,008.90 and 254,154.65 is: 350,759.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,193.18 : 573,008.90 = 254,154.65 : x
  2. Step 2: Convert to fraction form
    415,193.18/573,008.90 = 254,154.65/x
  3. Step 3: Cross multiply
    415,193.18x = 573,008.90 × 254,154.65
  4. Step 4: Simplify right side
    415,193.18x = 145,632,876,426.39
  5. Step 5: Solve for x
    x = 145,632,876,426.39/415,193.18
  6. Step 6: Final answer
    x = 350,759.32

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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.