Home / 517,724.50-714,680.26-348,057.04

Finding the Fourth Proportional to 517,724.50, 714,680.26 and 348,057.04

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Solution

The fourth proportional to 517,724.50, 714,680.26 and 348,057.04 is: 480,466.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,724.50 : 714,680.26 = 348,057.04 : x
  2. Step 2: Convert to fraction form
    517,724.50/714,680.26 = 348,057.04/x
  3. Step 3: Cross multiply
    517,724.50x = 714,680.26 × 348,057.04
  4. Step 4: Simplify right side
    517,724.50x = 248,749,495,842.03
  5. Step 5: Solve for x
    x = 248,749,495,842.03/517,724.50
  6. Step 6: Final answer
    x = 480,466.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.