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Finding the Fourth Proportional to 581,133.41, 801,193.68 and 477,377.86

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Solution

The fourth proportional to 581,133.41, 801,193.68 and 477,377.86 is: 658,148.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,133.41 : 801,193.68 = 477,377.86 : x
  2. Step 2: Convert to fraction form
    581,133.41/801,193.68 = 477,377.86/x
  3. Step 3: Cross multiply
    581,133.41x = 801,193.68 × 477,377.86
  4. Step 4: Simplify right side
    581,133.41x = 382,472,121,207.50
  5. Step 5: Solve for x
    x = 382,472,121,207.50/581,133.41
  6. Step 6: Final answer
    x = 658,148.57

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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.