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Finding the Fourth Proportional to 623,710,984.60, 935,566,476.90 and 595,013,170.60

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Solution

The fourth proportional to 623,710,984.60, 935,566,476.90 and 595,013,170.60 is: 892,519,755.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,710,984.60 : 935,566,476.90 = 595,013,170.60 : x
  2. Step 2: Convert to fraction form
    623,710,984.60/935,566,476.90 = 595,013,170.60/x
  3. Step 3: Cross multiply
    623,710,984.60x = 935,566,476.90 × 595,013,170.60
  4. Step 4: Simplify right side
    623,710,984.60x = 556,674,375,727,340,672
  5. Step 5: Solve for x
    x = 556,674,375,727,340,672/623,710,984.60
  6. Step 6: Final answer
    x = 892,519,755.90

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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.