Home / 846,599.31-1,270,314.09-397,356.71

Finding the Fourth Proportional to 846,599.31, 1,270,314.09 and 397,356.71

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Solution

The fourth proportional to 846,599.31, 1,270,314.09 and 397,356.71 is: 596,229.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,599.31 : 1,270,314.09 = 397,356.71 : x
  2. Step 2: Convert to fraction form
    846,599.31/1,270,314.09 = 397,356.71/x
  3. Step 3: Cross multiply
    846,599.31x = 1,270,314.09 × 397,356.71
  4. Step 4: Simplify right side
    846,599.31x = 504,767,821,117.47
  5. Step 5: Solve for x
    x = 504,767,821,117.47/846,599.31
  6. Step 6: Final answer
    x = 596,229.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.