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Finding the Fourth Proportional to 29,892,574.80, 44,838,862.20 and 29,640,632.40

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Solution

The fourth proportional to 29,892,574.80, 44,838,862.20 and 29,640,632.40 is: 44,460,948.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,892,574.80 : 44,838,862.20 = 29,640,632.40 : x
  2. Step 2: Convert to fraction form
    29,892,574.80/44,838,862.20 = 29,640,632.40/x
  3. Step 3: Cross multiply
    29,892,574.80x = 44,838,862.20 × 29,640,632.40
  4. Step 4: Simplify right side
    29,892,574.80x = 1,329,052,231,704,455.25
  5. Step 5: Solve for x
    x = 1,329,052,231,704,455.25/29,892,574.80
  6. Step 6: Final answer
    x = 44,460,948.60

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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.