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Finding the Fourth Proportional to 373,413,426.30, 560,120,139.45 and 373,413,426.30

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Solution

The fourth proportional to 373,413,426.30, 560,120,139.45 and 373,413,426.30 is: 560,120,139.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,413,426.30 : 560,120,139.45 = 373,413,426.30 : x
  2. Step 2: Convert to fraction form
    373,413,426.30/560,120,139.45 = 373,413,426.30/x
  3. Step 3: Cross multiply
    373,413,426.30x = 560,120,139.45 × 373,413,426.30
  4. Step 4: Simplify right side
    373,413,426.30x = 209,156,380,411,658,336
  5. Step 5: Solve for x
    x = 209,156,380,411,658,336/373,413,426.30
  6. Step 6: Final answer
    x = 560,120,139.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.