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Finding the Fourth Proportional to 242,898.41, 335,335.32 and 170,523.40

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Solution

The fourth proportional to 242,898.41, 335,335.32 and 170,523.40 is: 235,417.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,898.41 : 335,335.32 = 170,523.40 : x
  2. Step 2: Convert to fraction form
    242,898.41/335,335.32 = 170,523.40/x
  3. Step 3: Cross multiply
    242,898.41x = 335,335.32 × 170,523.40
  4. Step 4: Simplify right side
    242,898.41x = 57,182,516,377.19
  5. Step 5: Solve for x
    x = 57,182,516,377.19/242,898.41
  6. Step 6: Final answer
    x = 235,417.42

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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.