Home / 765,658.93-1,148,155.56-233,055.19

Finding the Fourth Proportional to 765,658.93, 1,148,155.56 and 233,055.19

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Solution

The fourth proportional to 765,658.93, 1,148,155.56 and 233,055.19 is: 349,481.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,658.93 : 1,148,155.56 = 233,055.19 : x
  2. Step 2: Convert to fraction form
    765,658.93/1,148,155.56 = 233,055.19/x
  3. Step 3: Cross multiply
    765,658.93x = 1,148,155.56 × 233,055.19
  4. Step 4: Simplify right side
    765,658.93x = 267,583,612,185.36
  5. Step 5: Solve for x
    x = 267,583,612,185.36/765,658.93
  6. Step 6: Final answer
    x = 349,481.47

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Half scale
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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.