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Finding the Fourth Proportional to 9,656,379.60, 14,484,569.40 and 2,924,793.60

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Solution

The fourth proportional to 9,656,379.60, 14,484,569.40 and 2,924,793.60 is: 4,387,190.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,656,379.60 : 14,484,569.40 = 2,924,793.60 : x
  2. Step 2: Convert to fraction form
    9,656,379.60/14,484,569.40 = 2,924,793.60/x
  3. Step 3: Cross multiply
    9,656,379.60x = 14,484,569.40 × 2,924,793.60
  4. Step 4: Simplify right side
    9,656,379.60x = 42,364,375,879,875.84
  5. Step 5: Solve for x
    x = 42,364,375,879,875.84/9,656,379.60
  6. Step 6: Final answer
    x = 4,387,190.40

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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.