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Finding the Fourth Proportional to 8,835,401.40, 13,234,439.70 and 8,835,401.40

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Solution

The fourth proportional to 8,835,401.40, 13,234,439.70 and 8,835,401.40 is: 13,234,439.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835,401.40 : 13,234,439.70 = 8,835,401.40 : x
  2. Step 2: Convert to fraction form
    8,835,401.40/13,234,439.70 = 8,835,401.40/x
  3. Step 3: Cross multiply
    8,835,401.40x = 13,234,439.70 × 8,835,401.40
  4. Step 4: Simplify right side
    8,835,401.40x = 116,931,587,053,595.58
  5. Step 5: Solve for x
    x = 116,931,587,053,595.58/8,835,401.40
  6. Step 6: Final answer
    x = 13,234,439.70

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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.