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Finding the Fourth Proportional to 444,597.61, 613,377.22 and 291,720.19

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Solution

The fourth proportional to 444,597.61, 613,377.22 and 291,720.19 is: 402,463.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,597.61 : 613,377.22 = 291,720.19 : x
  2. Step 2: Convert to fraction form
    444,597.61/613,377.22 = 291,720.19/x
  3. Step 3: Cross multiply
    444,597.61x = 613,377.22 × 291,720.19
  4. Step 4: Simplify right side
    444,597.61x = 178,934,514,634.59
  5. Step 5: Solve for x
    x = 178,934,514,634.59/444,597.61
  6. Step 6: Final answer
    x = 402,463.96

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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.