Home / 794,804.80-1,192,207.20-514,638.40

Finding the Fourth Proportional to 794,804.80, 1,192,207.20 and 514,638.40

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Solution

The fourth proportional to 794,804.80, 1,192,207.20 and 514,638.40 is: 771,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,804.80 : 1,192,207.20 = 514,638.40 : x
  2. Step 2: Convert to fraction form
    794,804.80/1,192,207.20 = 514,638.40/x
  3. Step 3: Cross multiply
    794,804.80x = 1,192,207.20 × 514,638.40
  4. Step 4: Simplify right side
    794,804.80x = 613,555,605,876.48
  5. Step 5: Solve for x
    x = 613,555,605,876.48/794,804.80
  6. Step 6: Final answer
    x = 771,957.60

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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.