Home / 932,554.53-1,398,831.72-258,635.84

Finding the Fourth Proportional to 932,554.53, 1,398,831.72 and 258,635.84

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Solution

The fourth proportional to 932,554.53, 1,398,831.72 and 258,635.84 is: 387,953.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,554.53 : 1,398,831.72 = 258,635.84 : x
  2. Step 2: Convert to fraction form
    932,554.53/1,398,831.72 = 258,635.84/x
  3. Step 3: Cross multiply
    932,554.53x = 1,398,831.72 × 258,635.84
  4. Step 4: Simplify right side
    932,554.53x = 361,788,008,956.80
  5. Step 5: Solve for x
    x = 361,788,008,956.80/932,554.53
  6. Step 6: Final answer
    x = 387,953.73

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Double scale
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Similar ratio
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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.