Home / 703,521.40-1,053,726.90-544,502.20

Finding the Fourth Proportional to 703,521.40, 1,053,726.90 and 544,502.20

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Solution

The fourth proportional to 703,521.40, 1,053,726.90 and 544,502.20 is: 815,549.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,521.40 : 1,053,726.90 = 544,502.20 : x
  2. Step 2: Convert to fraction form
    703,521.40/1,053,726.90 = 544,502.20/x
  3. Step 3: Cross multiply
    703,521.40x = 1,053,726.90 × 544,502.20
  4. Step 4: Simplify right side
    703,521.40x = 573,756,615,249.18
  5. Step 5: Solve for x
    x = 573,756,615,249.18/703,521.40
  6. Step 6: Final answer
    x = 815,549.63

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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.