Home / 337,981.12-466,227.12-217,140.40

Finding the Fourth Proportional to 337,981.12, 466,227.12 and 217,140.40

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Solution

The fourth proportional to 337,981.12, 466,227.12 and 217,140.40 is: 299,533.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,981.12 : 466,227.12 = 217,140.40 : x
  2. Step 2: Convert to fraction form
    337,981.12/466,227.12 = 217,140.40/x
  3. Step 3: Cross multiply
    337,981.12x = 466,227.12 × 217,140.40
  4. Step 4: Simplify right side
    337,981.12x = 101,236,743,327.65
  5. Step 5: Solve for x
    x = 101,236,743,327.65/337,981.12
  6. Step 6: Final answer
    x = 299,533.72

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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.