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Finding the Fourth Proportional to 254,710.96, 351,508.34 and 152,753.02

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Solution

The fourth proportional to 254,710.96, 351,508.34 and 152,753.02 is: 210,803.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,710.96 : 351,508.34 = 152,753.02 : x
  2. Step 2: Convert to fraction form
    254,710.96/351,508.34 = 152,753.02/x
  3. Step 3: Cross multiply
    254,710.96x = 351,508.34 × 152,753.02
  4. Step 4: Simplify right side
    254,710.96x = 53,693,960,490.19
  5. Step 5: Solve for x
    x = 53,693,960,490.19/254,710.96
  6. Step 6: Final answer
    x = 210,803.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.