Home / 424,560.17-585,976.77-243,393.74

Finding the Fourth Proportional to 424,560.17, 585,976.77 and 243,393.74

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Solution

The fourth proportional to 424,560.17, 585,976.77 and 243,393.74 is: 335,931.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,560.17 : 585,976.77 = 243,393.74 : x
  2. Step 2: Convert to fraction form
    424,560.17/585,976.77 = 243,393.74/x
  3. Step 3: Cross multiply
    424,560.17x = 585,976.77 × 243,393.74
  4. Step 4: Simplify right side
    424,560.17x = 142,623,074,673.54
  5. Step 5: Solve for x
    x = 142,623,074,673.54/424,560.17
  6. Step 6: Final answer
    x = 335,931.36

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1.5x scale

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.