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Finding the Fourth Proportional to 709,366,970.55, 1,064,050,455.83 and 709,366,970.55

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Solution

The fourth proportional to 709,366,970.55, 1,064,050,455.83 and 709,366,970.55 is: 1,064,050,455.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,366,970.55 : 1,064,050,455.83 = 709,366,970.55 : x
  2. Step 2: Convert to fraction form
    709,366,970.55/1,064,050,455.83 = 709,366,970.55/x
  3. Step 3: Cross multiply
    709,366,970.55x = 1,064,050,455.83 × 709,366,970.55
  4. Step 4: Simplify right side
    709,366,970.55x = 754,802,248,360,926,848
  5. Step 5: Solve for x
    x = 754,802,248,360,926,848/709,366,970.55
  6. Step 6: Final answer
    x = 1,064,050,455.83

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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.