Home / 926,496.30-1,389,744.45-327,452.70

Finding the Fourth Proportional to 926,496.30, 1,389,744.45 and 327,452.70

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Solution

The fourth proportional to 926,496.30, 1,389,744.45 and 327,452.70 is: 491,179.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,496.30 : 1,389,744.45 = 327,452.70 : x
  2. Step 2: Convert to fraction form
    926,496.30/1,389,744.45 = 327,452.70/x
  3. Step 3: Cross multiply
    926,496.30x = 1,389,744.45 × 327,452.70
  4. Step 4: Simplify right side
    926,496.30x = 455,075,572,462.52
  5. Step 5: Solve for x
    x = 455,075,572,462.52/926,496.30
  6. Step 6: Final answer
    x = 491,179.05

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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.