Home / 341,718.15-512,577.23-307,892.55

Finding the Fourth Proportional to 341,718.15, 512,577.23 and 307,892.55

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Solution

The fourth proportional to 341,718.15, 512,577.23 and 307,892.55 is: 461,838.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,718.15 : 512,577.23 = 307,892.55 : x
  2. Step 2: Convert to fraction form
    341,718.15/512,577.23 = 307,892.55/x
  3. Step 3: Cross multiply
    341,718.15x = 512,577.23 × 307,892.55
  4. Step 4: Simplify right side
    341,718.15x = 157,818,708,877.17
  5. Step 5: Solve for x
    x = 157,818,708,877.17/341,718.15
  6. Step 6: Final answer
    x = 461,838.83

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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.