Home / 1,182,540.39-1,772,688.25-383,260.20

Finding the Fourth Proportional to 1,182,540.39, 1,772,688.25 and 383,260.20

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Solution

The fourth proportional to 1,182,540.39, 1,772,688.25 and 383,260.20 is: 574,526.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,540.39 : 1,772,688.25 = 383,260.20 : x
  2. Step 2: Convert to fraction form
    1,182,540.39/1,772,688.25 = 383,260.20/x
  3. Step 3: Cross multiply
    1,182,540.39x = 1,772,688.25 × 383,260.20
  4. Step 4: Simplify right side
    1,182,540.39x = 679,400,853,232.65
  5. Step 5: Solve for x
    x = 679,400,853,232.65/1,182,540.39
  6. Step 6: Final answer
    x = 574,526.55

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Double scale
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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.