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Finding the Fourth Proportional to 506,544.60, 759,719.70 and 151,570.20

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Solution

The fourth proportional to 506,544.60, 759,719.70 and 151,570.20 is: 227,326.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,544.60 : 759,719.70 = 151,570.20 : x
  2. Step 2: Convert to fraction form
    506,544.60/759,719.70 = 151,570.20/x
  3. Step 3: Cross multiply
    506,544.60x = 759,719.70 × 151,570.20
  4. Step 4: Simplify right side
    506,544.60x = 115,150,866,872.94
  5. Step 5: Solve for x
    x = 115,150,866,872.94/506,544.60
  6. Step 6: Final answer
    x = 227,326.22

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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.