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Finding the Fourth Proportional to 553,753.08, 830,822.27 and 174,732.35

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Solution

The fourth proportional to 553,753.08, 830,822.27 and 174,732.35 is: 262,159.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,753.08 : 830,822.27 = 174,732.35 : x
  2. Step 2: Convert to fraction form
    553,753.08/830,822.27 = 174,732.35/x
  3. Step 3: Cross multiply
    553,753.08x = 830,822.27 × 174,732.35
  4. Step 4: Simplify right side
    553,753.08x = 145,171,522,641.66
  5. Step 5: Solve for x
    x = 145,171,522,641.66/553,753.08
  6. Step 6: Final answer
    x = 262,159.31

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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.