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Finding the Fourth Proportional to 536,068.32, 804,250.10 and 181,331.45

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Solution

The fourth proportional to 536,068.32, 804,250.10 and 181,331.45 is: 272,047.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,068.32 : 804,250.10 = 181,331.45 : x
  2. Step 2: Convert to fraction form
    536,068.32/804,250.10 = 181,331.45/x
  3. Step 3: Cross multiply
    536,068.32x = 804,250.10 × 181,331.45
  4. Step 4: Simplify right side
    536,068.32x = 145,835,836,795.65
  5. Step 5: Solve for x
    x = 145,835,836,795.65/536,068.32
  6. Step 6: Final answer
    x = 272,047.11

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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.