Home / 386,036.15-532,602.19-233,016.20

Finding the Fourth Proportional to 386,036.15, 532,602.19 and 233,016.20

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Solution

The fourth proportional to 386,036.15, 532,602.19 and 233,016.20 is: 321,485.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,036.15 : 532,602.19 = 233,016.20 : x
  2. Step 2: Convert to fraction form
    386,036.15/532,602.19 = 233,016.20/x
  3. Step 3: Cross multiply
    386,036.15x = 532,602.19 × 233,016.20
  4. Step 4: Simplify right side
    386,036.15x = 124,104,935,179.93
  5. Step 5: Solve for x
    x = 124,104,935,179.93/386,036.15
  6. Step 6: Final answer
    x = 321,485.27

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.