Home / 856,587.83-1,182,091.20-474,614.60

Finding the Fourth Proportional to 856,587.83, 1,182,091.20 and 474,614.60

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Solution

The fourth proportional to 856,587.83, 1,182,091.20 and 474,614.60 is: 654,968.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,587.83 : 1,182,091.20 = 474,614.60 : x
  2. Step 2: Convert to fraction form
    856,587.83/1,182,091.20 = 474,614.60/x
  3. Step 3: Cross multiply
    856,587.83x = 1,182,091.20 × 474,614.60
  4. Step 4: Simplify right side
    856,587.83x = 561,037,745,006.75
  5. Step 5: Solve for x
    x = 561,037,745,006.75/856,587.83
  6. Step 6: Final answer
    x = 654,968.15

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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.