Home / 514,812.10-771,428.67-234,001.30

Finding the Fourth Proportional to 514,812.10, 771,428.67 and 234,001.30

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Solution

The fourth proportional to 514,812.10, 771,428.67 and 234,001.30 is: 350,643.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,812.10 : 771,428.67 = 234,001.30 : x
  2. Step 2: Convert to fraction form
    514,812.10/771,428.67 = 234,001.30/x
  3. Step 3: Cross multiply
    514,812.10x = 771,428.67 × 234,001.30
  4. Step 4: Simplify right side
    514,812.10x = 180,515,311,637.27
  5. Step 5: Solve for x
    x = 180,515,311,637.27/514,812.10
  6. Step 6: Final answer
    x = 350,643.10

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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.