Home / 766,230.03-1,056,292.75-536,074.25

Finding the Fourth Proportional to 766,230.03, 1,056,292.75 and 536,074.25

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Solution

The fourth proportional to 766,230.03, 1,056,292.75 and 536,074.25 is: 739,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,230.03 : 1,056,292.75 = 536,074.25 : x
  2. Step 2: Convert to fraction form
    766,230.03/1,056,292.75 = 536,074.25/x
  3. Step 3: Cross multiply
    766,230.03x = 1,056,292.75 × 536,074.25
  4. Step 4: Simplify right side
    766,230.03x = 566,251,345,066.96
  5. Step 5: Solve for x
    x = 566,251,345,066.96/766,230.03
  6. Step 6: Final answer
    x = 739,009.60

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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.