Home / 912,886.74-1,259,359.25-590,700.87

Finding the Fourth Proportional to 912,886.74, 1,259,359.25 and 590,700.87

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Solution

The fourth proportional to 912,886.74, 1,259,359.25 and 590,700.87 is: 814,892.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,886.74 : 1,259,359.25 = 590,700.87 : x
  2. Step 2: Convert to fraction form
    912,886.74/1,259,359.25 = 590,700.87/x
  3. Step 3: Cross multiply
    912,886.74x = 1,259,359.25 × 590,700.87
  4. Step 4: Simplify right side
    912,886.74x = 743,904,601,664.04
  5. Step 5: Solve for x
    x = 743,904,601,664.04/912,886.74
  6. Step 6: Final answer
    x = 814,892.55

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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.