Home / 415,366.24-573,396.78-243,260.28

Finding the Fourth Proportional to 415,366.24, 573,396.78 and 243,260.28

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Solution

The fourth proportional to 415,366.24, 573,396.78 and 243,260.28 is: 335,811.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,366.24 : 573,396.78 = 243,260.28 : x
  2. Step 2: Convert to fraction form
    415,366.24/573,396.78 = 243,260.28/x
  3. Step 3: Cross multiply
    415,366.24x = 573,396.78 × 243,260.28
  4. Step 4: Simplify right side
    415,366.24x = 139,484,661,253.90
  5. Step 5: Solve for x
    x = 139,484,661,253.90/415,366.24
  6. Step 6: Final answer
    x = 335,811.26

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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.