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Finding the Fourth Proportional to 5,636,801.60, 8,448,981.60 and 3,114,267.20

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Solution

The fourth proportional to 5,636,801.60, 8,448,981.60 and 3,114,267.20 is: 4,667,963.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636,801.60 : 8,448,981.60 = 3,114,267.20 : x
  2. Step 2: Convert to fraction form
    5,636,801.60/8,448,981.60 = 3,114,267.20/x
  3. Step 3: Cross multiply
    5,636,801.60x = 8,448,981.60 × 3,114,267.20
  4. Step 4: Simplify right side
    5,636,801.60x = 26,312,386,270,283.52
  5. Step 5: Solve for x
    x = 26,312,386,270,283.52/5,636,801.60
  6. Step 6: Final answer
    x = 4,667,963.88

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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.