Home / 514,153.45-771,387.72-230,083.12

Finding the Fourth Proportional to 514,153.45, 771,387.72 and 230,083.12

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Solution

The fourth proportional to 514,153.45, 771,387.72 and 230,083.12 is: 345,195.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,153.45 : 771,387.72 = 230,083.12 : x
  2. Step 2: Convert to fraction form
    514,153.45/771,387.72 = 230,083.12/x
  3. Step 3: Cross multiply
    514,153.45x = 771,387.72 × 230,083.12
  4. Step 4: Simplify right side
    514,153.45x = 177,483,293,347.29
  5. Step 5: Solve for x
    x = 177,483,293,347.29/514,153.45
  6. Step 6: Final answer
    x = 345,195.18

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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.