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Finding the Third Proportional to 69,506,590 and 94,397,730

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Solution

The third proportional to 69,506,590 and 94,397,730 is: 128,202,684.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,506,590 : 94,397,730 = 94,397,730 : x
  2. Step 2: Convert to fraction form
    69,506,590/94,397,730 = 94,397,730/x
  3. Step 3: Cross multiply
    69,506,590x = 94,397,730 × 94,397,730
  4. Step 4: Simplify right side
    69,506,590x = 8,910,931,429,152,900
  5. Step 5: Solve for x
    x = 8,910,931,429,152,900/69,506,590
  6. Step 6: Final answer
    x = 128,202,684.51

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.