Home / 779,009.64-1,168,514.40-188,033.64

Finding the Fourth Proportional to 779,009.64, 1,168,514.40 and 188,033.64

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Solution

The fourth proportional to 779,009.64, 1,168,514.40 and 188,033.64 is: 282,050.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,009.64 : 1,168,514.40 = 188,033.64 : x
  2. Step 2: Convert to fraction form
    779,009.64/1,168,514.40 = 188,033.64/x
  3. Step 3: Cross multiply
    779,009.64x = 1,168,514.40 × 188,033.64
  4. Step 4: Simplify right side
    779,009.64x = 219,720,016,024.42
  5. Step 5: Solve for x
    x = 219,720,016,024.42/779,009.64
  6. Step 6: Final answer
    x = 282,050.45

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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.