Home / 1,150,230.30-1,725,345.45-308,867.10

Finding the Fourth Proportional to 1,150,230.30, 1,725,345.45 and 308,867.10

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Solution

The fourth proportional to 1,150,230.30, 1,725,345.45 and 308,867.10 is: 463,300.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,230.30 : 1,725,345.45 = 308,867.10 : x
  2. Step 2: Convert to fraction form
    1,150,230.30/1,725,345.45 = 308,867.10/x
  3. Step 3: Cross multiply
    1,150,230.30x = 1,725,345.45 × 308,867.10
  4. Step 4: Simplify right side
    1,150,230.30x = 532,902,445,639.70
  5. Step 5: Solve for x
    x = 532,902,445,639.70/1,150,230.30
  6. Step 6: Final answer
    x = 463,300.65

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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.