Home / 338,547.20-466,982.88-217,845.44

Finding the Fourth Proportional to 338,547.20, 466,982.88 and 217,845.44

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Solution

The fourth proportional to 338,547.20, 466,982.88 and 217,845.44 is: 300,490.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,547.20 : 466,982.88 = 217,845.44 : x
  2. Step 2: Convert to fraction form
    338,547.20/466,982.88 = 217,845.44/x
  3. Step 3: Cross multiply
    338,547.20x = 466,982.88 × 217,845.44
  4. Step 4: Simplify right side
    338,547.20x = 101,730,090,966.07
  5. Step 5: Solve for x
    x = 101,730,090,966.07/338,547.20
  6. Step 6: Final answer
    x = 300,490.13

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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.