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Finding the Fourth Proportional to 747,444,865.35, 1,121,167,298.03 and 747,444,865.35

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Solution

The fourth proportional to 747,444,865.35, 1,121,167,298.03 and 747,444,865.35 is: 1,121,167,298.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,444,865.35 : 1,121,167,298.03 = 747,444,865.35 : x
  2. Step 2: Convert to fraction form
    747,444,865.35/1,121,167,298.03 = 747,444,865.35/x
  3. Step 3: Cross multiply
    747,444,865.35x = 1,121,167,298.03 × 747,444,865.35
  4. Step 4: Simplify right side
    747,444,865.35x = 838,010,740,107,119,488
  5. Step 5: Solve for x
    x = 838,010,740,107,119,488/747,444,865.35
  6. Step 6: Final answer
    x = 1,121,167,298.03

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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.