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Finding the Fourth Proportional to 467,280,432.60, 700,920,648.90 and 237,697,920.60

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Solution

The fourth proportional to 467,280,432.60, 700,920,648.90 and 237,697,920.60 is: 356,546,880.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,280,432.60 : 700,920,648.90 = 237,697,920.60 : x
  2. Step 2: Convert to fraction form
    467,280,432.60/700,920,648.90 = 237,697,920.60/x
  3. Step 3: Cross multiply
    467,280,432.60x = 700,920,648.90 × 237,697,920.60
  4. Step 4: Simplify right side
    467,280,432.60x = 166,607,380,749,132,672
  5. Step 5: Solve for x
    x = 166,607,380,749,132,672/467,280,432.60
  6. Step 6: Final answer
    x = 356,546,880.90

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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.