Home / 637,651.20-956,253.28-188,252.16

Finding the Fourth Proportional to 637,651.20, 956,253.28 and 188,252.16

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Solution

The fourth proportional to 637,651.20, 956,253.28 and 188,252.16 is: 282,312.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,651.20 : 956,253.28 = 188,252.16 : x
  2. Step 2: Convert to fraction form
    637,651.20/956,253.28 = 188,252.16/x
  3. Step 3: Cross multiply
    637,651.20x = 956,253.28 × 188,252.16
  4. Step 4: Simplify right side
    637,651.20x = 180,016,745,467.09
  5. Step 5: Solve for x
    x = 180,016,745,467.09/637,651.20
  6. Step 6: Final answer
    x = 282,312.25

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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.