Home / 238,277.79-328,545.54-177,743.35

Finding the Fourth Proportional to 238,277.79, 328,545.54 and 177,743.35

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Solution

The fourth proportional to 238,277.79, 328,545.54 and 177,743.35 is: 245,078.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,277.79 : 328,545.54 = 177,743.35 : x
  2. Step 2: Convert to fraction form
    238,277.79/328,545.54 = 177,743.35/x
  3. Step 3: Cross multiply
    238,277.79x = 328,545.54 × 177,743.35
  4. Step 4: Simplify right side
    238,277.79x = 58,396,784,907.16
  5. Step 5: Solve for x
    x = 58,396,784,907.16/238,277.79
  6. Step 6: Final answer
    x = 245,078.59

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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.