Home / 835,170.55-1,152,538.47-453,197.30

Finding the Fourth Proportional to 835,170.55, 1,152,538.47 and 453,197.30

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Solution

The fourth proportional to 835,170.55, 1,152,538.47 and 453,197.30 is: 625,413.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,170.55 : 1,152,538.47 = 453,197.30 : x
  2. Step 2: Convert to fraction form
    835,170.55/1,152,538.47 = 453,197.30/x
  3. Step 3: Cross multiply
    835,170.55x = 1,152,538.47 × 453,197.30
  4. Step 4: Simplify right side
    835,170.55x = 522,327,316,987.44
  5. Step 5: Solve for x
    x = 522,327,316,987.44/835,170.55
  6. Step 6: Final answer
    x = 625,413.96

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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.