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Finding the Third Proportional to 60,513,808.50 and 90,830,580.75

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Solution

The third proportional to 60,513,808.50 and 90,830,580.75 is: 136,335,732.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,513,808.50 : 90,830,580.75 = 90,830,580.75 : x
  2. Step 2: Convert to fraction form
    60,513,808.50/90,830,580.75 = 90,830,580.75/x
  3. Step 3: Cross multiply
    60,513,808.50x = 90,830,580.75 × 90,830,580.75
  4. Step 4: Simplify right side
    60,513,808.50x = 8,250,194,399,382,271
  5. Step 5: Solve for x
    x = 8,250,194,399,382,271/60,513,808.50
  6. Step 6: Final answer
    x = 136,335,732.35

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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.