Home / 864,032.40-1,296,048.60-762,555.60

Finding the Fourth Proportional to 864,032.40, 1,296,048.60 and 762,555.60

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Solution

The fourth proportional to 864,032.40, 1,296,048.60 and 762,555.60 is: 1,143,833.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,032.40 : 1,296,048.60 = 762,555.60 : x
  2. Step 2: Convert to fraction form
    864,032.40/1,296,048.60 = 762,555.60/x
  3. Step 3: Cross multiply
    864,032.40x = 1,296,048.60 × 762,555.60
  4. Step 4: Simplify right side
    864,032.40x = 988,309,117,802.16
  5. Step 5: Solve for x
    x = 988,309,117,802.16/864,032.40
  6. Step 6: Final answer
    x = 1,143,833.40

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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.