Home / 906,543.70-1,360,863.15-486,639.70

Finding the Fourth Proportional to 906,543.70, 1,360,863.15 and 486,639.70

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Solution

The fourth proportional to 906,543.70, 1,360,863.15 and 486,639.70 is: 730,521.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,543.70 : 1,360,863.15 = 486,639.70 : x
  2. Step 2: Convert to fraction form
    906,543.70/1,360,863.15 = 486,639.70/x
  3. Step 3: Cross multiply
    906,543.70x = 1,360,863.15 × 486,639.70
  4. Step 4: Simplify right side
    906,543.70x = 662,250,035,057.06
  5. Step 5: Solve for x
    x = 662,250,035,057.06/906,543.70
  6. Step 6: Final answer
    x = 730,521.91

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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.