Home / 712,812.45-1,069,129.45-233,000.11

Finding the Fourth Proportional to 712,812.45, 1,069,129.45 and 233,000.11

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Solution

The fourth proportional to 712,812.45, 1,069,129.45 and 233,000.11 is: 349,471.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,812.45 : 1,069,129.45 = 233,000.11 : x
  2. Step 2: Convert to fraction form
    712,812.45/1,069,129.45 = 233,000.11/x
  3. Step 3: Cross multiply
    712,812.45x = 1,069,129.45 × 233,000.11
  4. Step 4: Simplify right side
    712,812.45x = 249,107,279,454.24
  5. Step 5: Solve for x
    x = 249,107,279,454.24/712,812.45
  6. Step 6: Final answer
    x = 349,471.00

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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.