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Finding the Third Proportional to 8,708,445 and 13,730,557.50

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Solution

The third proportional to 8,708,445 and 13,730,557.50 is: 21,648,894.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708,445 : 13,730,557.50 = 13,730,557.50 : x
  2. Step 2: Convert to fraction form
    8,708,445/13,730,557.50 = 13,730,557.50/x
  3. Step 3: Cross multiply
    8,708,445x = 13,730,557.50 × 13,730,557.50
  4. Step 4: Simplify right side
    8,708,445x = 188,528,209,260,806.25
  5. Step 5: Solve for x
    x = 188,528,209,260,806.25/8,708,445
  6. Step 6: Final answer
    x = 21,648,894.75

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.