Home / 928,973.57-1,393,462.53-255,064.10

Finding the Fourth Proportional to 928,973.57, 1,393,462.53 and 255,064.10

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Solution

The fourth proportional to 928,973.57, 1,393,462.53 and 255,064.10 is: 382,596.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,973.57 : 1,393,462.53 = 255,064.10 : x
  2. Step 2: Convert to fraction form
    928,973.57/1,393,462.53 = 255,064.10/x
  3. Step 3: Cross multiply
    928,973.57x = 1,393,462.53 × 255,064.10
  4. Step 4: Simplify right side
    928,973.57x = 355,422,266,098.17
  5. Step 5: Solve for x
    x = 355,422,266,098.17/928,973.57
  6. Step 6: Final answer
    x = 382,596.75

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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.