Home / 514,536.20-771,804.30-159,586.10

Finding the Fourth Proportional to 514,536.20, 771,804.30 and 159,586.10

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Solution

The fourth proportional to 514,536.20, 771,804.30 and 159,586.10 is: 239,379.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,536.20 : 771,804.30 = 159,586.10 : x
  2. Step 2: Convert to fraction form
    514,536.20/771,804.30 = 159,586.10/x
  3. Step 3: Cross multiply
    514,536.20x = 771,804.30 × 159,586.10
  4. Step 4: Simplify right side
    514,536.20x = 123,169,238,200.23
  5. Step 5: Solve for x
    x = 123,169,238,200.23/514,536.20
  6. Step 6: Final answer
    x = 239,379.15

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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.