Home / 424,864.56-586,320.48-243,606

Finding the Fourth Proportional to 424,864.56, 586,320.48 and 243,606

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Solution

The fourth proportional to 424,864.56, 586,320.48 and 243,606 is: 336,180.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,864.56 : 586,320.48 = 243,606 : x
  2. Step 2: Convert to fraction form
    424,864.56/586,320.48 = 243,606/x
  3. Step 3: Cross multiply
    424,864.56x = 586,320.48 × 243,606
  4. Step 4: Simplify right side
    424,864.56x = 142,831,186,850.88
  5. Step 5: Solve for x
    x = 142,831,186,850.88/424,864.56
  6. Step 6: Final answer
    x = 336,180.52

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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.