Home / 835,377.03-1,152,821.42-453,403.71

Finding the Fourth Proportional to 835,377.03, 1,152,821.42 and 453,403.71

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Solution

The fourth proportional to 835,377.03, 1,152,821.42 and 453,403.71 is: 625,697.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,377.03 : 1,152,821.42 = 453,403.71 : x
  2. Step 2: Convert to fraction form
    835,377.03/1,152,821.42 = 453,403.71/x
  3. Step 3: Cross multiply
    835,377.03x = 1,152,821.42 × 453,403.71
  4. Step 4: Simplify right side
    835,377.03x = 522,693,501,897.85
  5. Step 5: Solve for x
    x = 522,693,501,897.85/835,377.03
  6. Step 6: Final answer
    x = 625,697.72

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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.