Home / 779,003.10-1,168,504.64-188,027.10

Finding the Fourth Proportional to 779,003.10, 1,168,504.64 and 188,027.10

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Solution

The fourth proportional to 779,003.10, 1,168,504.64 and 188,027.10 is: 282,040.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,003.10 : 1,168,504.64 = 188,027.10 : x
  2. Step 2: Convert to fraction form
    779,003.10/1,168,504.64 = 188,027.10/x
  3. Step 3: Cross multiply
    779,003.10x = 1,168,504.64 × 188,027.10
  4. Step 4: Simplify right side
    779,003.10x = 219,710,538,795.74
  5. Step 5: Solve for x
    x = 219,710,538,795.74/779,003.10
  6. Step 6: Final answer
    x = 282,040.65

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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.