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Finding the Fourth Proportional to 9,793,219.40, 14,689,829.10 and 9,730,233.80

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Solution

The fourth proportional to 9,793,219.40, 14,689,829.10 and 9,730,233.80 is: 14,595,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,793,219.40 : 14,689,829.10 = 9,730,233.80 : x
  2. Step 2: Convert to fraction form
    9,793,219.40/14,689,829.10 = 9,730,233.80/x
  3. Step 3: Cross multiply
    9,793,219.40x = 14,689,829.10 × 9,730,233.80
  4. Step 4: Simplify right side
    9,793,219.40x = 142,935,471,625,043.59
  5. Step 5: Solve for x
    x = 142,935,471,625,043.59/9,793,219.40
  6. Step 6: Final answer
    x = 14,595,350.70

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Double scale
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Similar ratio
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1.5x scale

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.