Home / 868,010.28-1,197,863.77-480,831.63

Finding the Fourth Proportional to 868,010.28, 1,197,863.77 and 480,831.63

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Solution

The fourth proportional to 868,010.28, 1,197,863.77 and 480,831.63 is: 663,552.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,010.28 : 1,197,863.77 = 480,831.63 : x
  2. Step 2: Convert to fraction form
    868,010.28/1,197,863.77 = 480,831.63/x
  3. Step 3: Cross multiply
    868,010.28x = 1,197,863.77 × 480,831.63
  4. Step 4: Simplify right side
    868,010.28x = 575,970,788,142.85
  5. Step 5: Solve for x
    x = 575,970,788,142.85/868,010.28
  6. Step 6: Final answer
    x = 663,552.96

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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.