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Finding the Fourth Proportional to 67,003,334.40, 100,292,425.20 and 67,003,334.40

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Solution

The fourth proportional to 67,003,334.40, 100,292,425.20 and 67,003,334.40 is: 100,292,425.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,003,334.40 : 100,292,425.20 = 67,003,334.40 : x
  2. Step 2: Convert to fraction form
    67,003,334.40/100,292,425.20 = 67,003,334.40/x
  3. Step 3: Cross multiply
    67,003,334.40x = 100,292,425.20 × 67,003,334.40
  4. Step 4: Simplify right side
    67,003,334.40x = 6,719,926,903,462,587
  5. Step 5: Solve for x
    x = 6,719,926,903,462,587/67,003,334.40
  6. Step 6: Final answer
    x = 100,292,425.20

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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.