Home / 835,430.55-1,152,863.25-453,449.13

Finding the Fourth Proportional to 835,430.55, 1,152,863.25 and 453,449.13

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Solution

The fourth proportional to 835,430.55, 1,152,863.25 and 453,449.13 is: 625,743.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,430.55 : 1,152,863.25 = 453,449.13 : x
  2. Step 2: Convert to fraction form
    835,430.55/1,152,863.25 = 453,449.13/x
  3. Step 3: Cross multiply
    835,430.55x = 1,152,863.25 × 453,449.13
  4. Step 4: Simplify right side
    835,430.55x = 522,764,837,721.47
  5. Step 5: Solve for x
    x = 522,764,837,721.47/835,430.55
  6. Step 6: Final answer
    x = 625,743.02

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Double scale
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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.