Home / 835,377.28-1,152,821.76-453,403.96

Finding the Fourth Proportional to 835,377.28, 1,152,821.76 and 453,403.96

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Solution

The fourth proportional to 835,377.28, 1,152,821.76 and 453,403.96 is: 625,698.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,377.28 : 1,152,821.76 = 453,403.96 : x
  2. Step 2: Convert to fraction form
    835,377.28/1,152,821.76 = 453,403.96/x
  3. Step 3: Cross multiply
    835,377.28x = 1,152,821.76 × 453,403.96
  4. Step 4: Simplify right side
    835,377.28x = 522,693,951,158.17
  5. Step 5: Solve for x
    x = 522,693,951,158.17/835,377.28
  6. Step 6: Final answer
    x = 625,698.07

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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.