Home / 754,382.71-1,041,016.46-427,717.70

Finding the Fourth Proportional to 754,382.71, 1,041,016.46 and 427,717.70

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Solution

The fourth proportional to 754,382.71, 1,041,016.46 and 427,717.70 is: 590,232.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,382.71 : 1,041,016.46 = 427,717.70 : x
  2. Step 2: Convert to fraction form
    754,382.71/1,041,016.46 = 427,717.70/x
  3. Step 3: Cross multiply
    754,382.71x = 1,041,016.46 × 427,717.70
  4. Step 4: Simplify right side
    754,382.71x = 445,261,164,899.40
  5. Step 5: Solve for x
    x = 445,261,164,899.40/754,382.71
  6. Step 6: Final answer
    x = 590,232.46

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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.