Home / 868,325.76-1,198,312.92-486,344.16

Finding the Fourth Proportional to 868,325.76, 1,198,312.92 and 486,344.16

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Solution

The fourth proportional to 868,325.76, 1,198,312.92 and 486,344.16 is: 671,168.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,325.76 : 1,198,312.92 = 486,344.16 : x
  2. Step 2: Convert to fraction form
    868,325.76/1,198,312.92 = 486,344.16/x
  3. Step 3: Cross multiply
    868,325.76x = 1,198,312.92 × 486,344.16
  4. Step 4: Simplify right side
    868,325.76x = 582,792,490,494.55
  5. Step 5: Solve for x
    x = 582,792,490,494.55/868,325.76
  6. Step 6: Final answer
    x = 671,168.03

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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.