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Finding the Fourth Proportional to 536,121, 804,116.70 and 176,273.64

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Solution

The fourth proportional to 536,121, 804,116.70 and 176,273.64 is: 264,389.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,121 : 804,116.70 = 176,273.64 : x
  2. Step 2: Convert to fraction form
    536,121/804,116.70 = 176,273.64/x
  3. Step 3: Cross multiply
    536,121x = 804,116.70 × 176,273.64
  4. Step 4: Simplify right side
    536,121x = 141,744,577,693.79
  5. Step 5: Solve for x
    x = 141,744,577,693.79/536,121
  6. Step 6: Final answer
    x = 264,389.15

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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.