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Finding the Fourth Proportional to 224,842.18, 310,139.53 and 171,009.17

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Solution

The fourth proportional to 224,842.18, 310,139.53 and 171,009.17 is: 235,884.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,842.18 : 310,139.53 = 171,009.17 : x
  2. Step 2: Convert to fraction form
    224,842.18/310,139.53 = 171,009.17/x
  3. Step 3: Cross multiply
    224,842.18x = 310,139.53 × 171,009.17
  4. Step 4: Simplify right side
    224,842.18x = 53,036,703,609.49
  5. Step 5: Solve for x
    x = 53,036,703,609.49/224,842.18
  6. Step 6: Final answer
    x = 235,884.14

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1.5x scale

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.