Home / 681,615.40-1,022,423.10-681,615.40

Finding the Fourth Proportional to 681,615.40, 1,022,423.10 and 681,615.40

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Solution

The fourth proportional to 681,615.40, 1,022,423.10 and 681,615.40 is: 1,022,423.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,615.40 : 1,022,423.10 = 681,615.40 : x
  2. Step 2: Convert to fraction form
    681,615.40/1,022,423.10 = 681,615.40/x
  3. Step 3: Cross multiply
    681,615.40x = 1,022,423.10 × 681,615.40
  4. Step 4: Simplify right side
    681,615.40x = 696,899,330,275.74
  5. Step 5: Solve for x
    x = 696,899,330,275.74/681,615.40
  6. Step 6: Final answer
    x = 1,022,423.10

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Double scale
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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.