Home / 855,821.44-1,181,070.46-473,848.20

Finding the Fourth Proportional to 855,821.44, 1,181,070.46 and 473,848.20

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Solution

The fourth proportional to 855,821.44, 1,181,070.46 and 473,848.20 is: 653,930.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,821.44 : 1,181,070.46 = 473,848.20 : x
  2. Step 2: Convert to fraction form
    855,821.44/1,181,070.46 = 473,848.20/x
  3. Step 3: Cross multiply
    855,821.44x = 1,181,070.46 × 473,848.20
  4. Step 4: Simplify right side
    855,821.44x = 559,648,111,544.17
  5. Step 5: Solve for x
    x = 559,648,111,544.17/855,821.44
  6. Step 6: Final answer
    x = 653,930.93

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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.