Home / 527,585.04-791,474.76-172,618.92

Finding the Fourth Proportional to 527,585.04, 791,474.76 and 172,618.92

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Solution

The fourth proportional to 527,585.04, 791,474.76 and 172,618.92 is: 258,960.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,585.04 : 791,474.76 = 172,618.92 : x
  2. Step 2: Convert to fraction form
    527,585.04/791,474.76 = 172,618.92/x
  3. Step 3: Cross multiply
    527,585.04x = 791,474.76 × 172,618.92
  4. Step 4: Simplify right side
    527,585.04x = 136,623,518,278.46
  5. Step 5: Solve for x
    x = 136,623,518,278.46/527,585.04
  6. Step 6: Final answer
    x = 258,960.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.