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Finding the Fourth Proportional to 573,158,343.60, 859,737,515.40 and 563,592,405.60

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Solution

The fourth proportional to 573,158,343.60, 859,737,515.40 and 563,592,405.60 is: 845,388,608.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,158,343.60 : 859,737,515.40 = 563,592,405.60 : x
  2. Step 2: Convert to fraction form
    573,158,343.60/859,737,515.40 = 563,592,405.60/x
  3. Step 3: Cross multiply
    573,158,343.60x = 859,737,515.40 × 563,592,405.60
  4. Step 4: Simplify right side
    573,158,343.60x = 484,541,534,488,853,056
  5. Step 5: Solve for x
    x = 484,541,534,488,853,056/573,158,343.60
  6. Step 6: Final answer
    x = 845,388,608.40

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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.