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Finding the Fourth Proportional to 575,323.16, 862,983.98 and 154,599.06

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Solution

The fourth proportional to 575,323.16, 862,983.98 and 154,599.06 is: 231,898.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,323.16 : 862,983.98 = 154,599.06 : x
  2. Step 2: Convert to fraction form
    575,323.16/862,983.98 = 154,599.06/x
  3. Step 3: Cross multiply
    575,323.16x = 862,983.98 × 154,599.06
  4. Step 4: Simplify right side
    575,323.16x = 133,416,512,103.06
  5. Step 5: Solve for x
    x = 133,416,512,103.06/575,323.16
  6. Step 6: Final answer
    x = 231,898.39

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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.