Home / 830,532.60-1,245,798.90-269,567.10

Finding the Fourth Proportional to 830,532.60, 1,245,798.90 and 269,567.10

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Solution

The fourth proportional to 830,532.60, 1,245,798.90 and 269,567.10 is: 404,350.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,532.60 : 1,245,798.90 = 269,567.10 : x
  2. Step 2: Convert to fraction form
    830,532.60/1,245,798.90 = 269,567.10/x
  3. Step 3: Cross multiply
    830,532.60x = 1,245,798.90 × 269,567.10
  4. Step 4: Simplify right side
    830,532.60x = 335,826,396,656.19
  5. Step 5: Solve for x
    x = 335,826,396,656.19/830,532.60
  6. Step 6: Final answer
    x = 404,350.65

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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.