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Finding the Fourth Proportional to 238,281.35, 328,550.46 and 177,746.91

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Solution

The fourth proportional to 238,281.35, 328,550.46 and 177,746.91 is: 245,083.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,281.35 : 328,550.46 = 177,746.91 : x
  2. Step 2: Convert to fraction form
    238,281.35/328,550.46 = 177,746.91/x
  3. Step 3: Cross multiply
    238,281.35x = 328,550.46 × 177,746.91
  4. Step 4: Simplify right side
    238,281.35x = 58,398,829,044.08
  5. Step 5: Solve for x
    x = 58,398,829,044.08/238,281.35
  6. Step 6: Final answer
    x = 245,083.51

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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.