Home / 828,694.59-1,143,587.04-466,118.69

Finding the Fourth Proportional to 828,694.59, 1,143,587.04 and 466,118.69

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Solution

The fourth proportional to 828,694.59, 1,143,587.04 and 466,118.69 is: 643,237.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,694.59 : 1,143,587.04 = 466,118.69 : x
  2. Step 2: Convert to fraction form
    828,694.59/1,143,587.04 = 466,118.69/x
  3. Step 3: Cross multiply
    828,694.59x = 1,143,587.04 × 466,118.69
  4. Step 4: Simplify right side
    828,694.59x = 533,047,292,985.78
  5. Step 5: Solve for x
    x = 533,047,292,985.78/828,694.59
  6. Step 6: Final answer
    x = 643,237.33

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Double scale
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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.