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Finding the Fourth Proportional to 340,443,152.40, 510,664,728.60 and 340,443,152.40

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Solution

The fourth proportional to 340,443,152.40, 510,664,728.60 and 340,443,152.40 is: 510,664,728.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,443,152.40 : 510,664,728.60 = 340,443,152.40 : x
  2. Step 2: Convert to fraction form
    340,443,152.40/510,664,728.60 = 340,443,152.40/x
  3. Step 3: Cross multiply
    340,443,152.40x = 510,664,728.60 × 340,443,152.40
  4. Step 4: Simplify right side
    340,443,152.40x = 173,852,310,024,074,432
  5. Step 5: Solve for x
    x = 173,852,310,024,074,432/340,443,152.40
  6. Step 6: Final answer
    x = 510,664,728.60

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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.