Home / 868,862.60-1,303,293.90-537,086.60

Finding the Fourth Proportional to 868,862.60, 1,303,293.90 and 537,086.60

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Solution

The fourth proportional to 868,862.60, 1,303,293.90 and 537,086.60 is: 805,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,862.60 : 1,303,293.90 = 537,086.60 : x
  2. Step 2: Convert to fraction form
    868,862.60/1,303,293.90 = 537,086.60/x
  3. Step 3: Cross multiply
    868,862.60x = 1,303,293.90 × 537,086.60
  4. Step 4: Simplify right side
    868,862.60x = 699,981,689,551.74
  5. Step 5: Solve for x
    x = 699,981,689,551.74/868,862.60
  6. Step 6: Final answer
    x = 805,629.90

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.