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Finding the Fourth Proportional to 14,857,500.60, 20,838,292.20 and 14,857,500.60

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Solution

The fourth proportional to 14,857,500.60, 20,838,292.20 and 14,857,500.60 is: 20,838,292.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,857,500.60 : 20,838,292.20 = 14,857,500.60 : x
  2. Step 2: Convert to fraction form
    14,857,500.60/20,838,292.20 = 14,857,500.60/x
  3. Step 3: Cross multiply
    14,857,500.60x = 20,838,292.20 × 14,857,500.60
  4. Step 4: Simplify right side
    14,857,500.60x = 309,604,938,864,475.31
  5. Step 5: Solve for x
    x = 309,604,938,864,475.31/14,857,500.60
  6. Step 6: Final answer
    x = 20,838,292.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.