Home / 409,405.25-564,981.48-237,425.18

Finding the Fourth Proportional to 409,405.25, 564,981.48 and 237,425.18

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Solution

The fourth proportional to 409,405.25, 564,981.48 and 237,425.18 is: 327,648.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,405.25 : 564,981.48 = 237,425.18 : x
  2. Step 2: Convert to fraction form
    409,405.25/564,981.48 = 237,425.18/x
  3. Step 3: Cross multiply
    409,405.25x = 564,981.48 × 237,425.18
  4. Step 4: Simplify right side
    409,405.25x = 134,140,829,769.78
  5. Step 5: Solve for x
    x = 134,140,829,769.78/409,405.25
  6. Step 6: Final answer
    x = 327,648.05

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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.