Home / 418,017.41-576,877.65-236,725.44

Finding the Fourth Proportional to 418,017.41, 576,877.65 and 236,725.44

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Solution

The fourth proportional to 418,017.41, 576,877.65 and 236,725.44 is: 326,688.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,017.41 : 576,877.65 = 236,725.44 : x
  2. Step 2: Convert to fraction form
    418,017.41/576,877.65 = 236,725.44/x
  3. Step 3: Cross multiply
    418,017.41x = 576,877.65 × 236,725.44
  4. Step 4: Simplify right side
    418,017.41x = 136,561,612,471.40
  5. Step 5: Solve for x
    x = 136,561,612,471.40/418,017.41
  6. Step 6: Final answer
    x = 326,688.82

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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.