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Finding the Fourth Proportional to 653,008.18, 901,101.86 and 366,472.90

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Solution

The fourth proportional to 653,008.18, 901,101.86 and 366,472.90 is: 505,704.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,008.18 : 901,101.86 = 366,472.90 : x
  2. Step 2: Convert to fraction form
    653,008.18/901,101.86 = 366,472.90/x
  3. Step 3: Cross multiply
    653,008.18x = 901,101.86 × 366,472.90
  4. Step 4: Simplify right side
    653,008.18x = 330,229,411,829.59
  5. Step 5: Solve for x
    x = 330,229,411,829.59/653,008.18
  6. Step 6: Final answer
    x = 505,704.86

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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.