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Finding the Fourth Proportional to 41,492,712.90, 62,239,069.35 and 39,366,948.90

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Solution

The fourth proportional to 41,492,712.90, 62,239,069.35 and 39,366,948.90 is: 59,050,423.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,492,712.90 : 62,239,069.35 = 39,366,948.90 : x
  2. Step 2: Convert to fraction form
    41,492,712.90/62,239,069.35 = 39,366,948.90/x
  3. Step 3: Cross multiply
    41,492,712.90x = 62,239,069.35 × 39,366,948.90
  4. Step 4: Simplify right side
    41,492,712.90x = 2,450,162,262,685,006
  5. Step 5: Solve for x
    x = 2,450,162,262,685,006/41,492,712.90
  6. Step 6: Final answer
    x = 59,050,423.35

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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.