Home / 868,043.17-1,197,886.45-486,083.62

Finding the Fourth Proportional to 868,043.17, 1,197,886.45 and 486,083.62

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Solution

The fourth proportional to 868,043.17, 1,197,886.45 and 486,083.62 is: 670,788.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,043.17 : 1,197,886.45 = 486,083.62 : x
  2. Step 2: Convert to fraction form
    868,043.17/1,197,886.45 = 486,083.62/x
  3. Step 3: Cross multiply
    868,043.17x = 1,197,886.45 × 486,083.62
  4. Step 4: Simplify right side
    868,043.17x = 582,272,975,053.28
  5. Step 5: Solve for x
    x = 582,272,975,053.28/868,043.17
  6. Step 6: Final answer
    x = 670,788.04

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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.