Home / 513,932.16-770,898.18-158,949.24

Finding the Fourth Proportional to 513,932.16, 770,898.18 and 158,949.24

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Solution

The fourth proportional to 513,932.16, 770,898.18 and 158,949.24 is: 238,423.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,932.16 : 770,898.18 = 158,949.24 : x
  2. Step 2: Convert to fraction form
    513,932.16/770,898.18 = 158,949.24/x
  3. Step 3: Cross multiply
    513,932.16x = 770,898.18 × 158,949.24
  4. Step 4: Simplify right side
    513,932.16x = 122,533,679,828.38
  5. Step 5: Solve for x
    x = 122,533,679,828.38/513,932.16
  6. Step 6: Final answer
    x = 238,423.84

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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.