Home / 885,206.80-1,327,810.20-294,230.80

Finding the Fourth Proportional to 885,206.80, 1,327,810.20 and 294,230.80

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Solution

The fourth proportional to 885,206.80, 1,327,810.20 and 294,230.80 is: 441,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,206.80 : 1,327,810.20 = 294,230.80 : x
  2. Step 2: Convert to fraction form
    885,206.80/1,327,810.20 = 294,230.80/x
  3. Step 3: Cross multiply
    885,206.80x = 1,327,810.20 × 294,230.80
  4. Step 4: Simplify right side
    885,206.80x = 390,682,657,394.16
  5. Step 5: Solve for x
    x = 390,682,657,394.16/885,206.80
  6. Step 6: Final answer
    x = 441,346.20

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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.