Home / 822,335.53-1,233,619.25-253,762.91

Finding the Fourth Proportional to 822,335.53, 1,233,619.25 and 253,762.91

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Solution

The fourth proportional to 822,335.53, 1,233,619.25 and 253,762.91 is: 380,680.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,335.53 : 1,233,619.25 = 253,762.91 : x
  2. Step 2: Convert to fraction form
    822,335.53/1,233,619.25 = 253,762.91/x
  3. Step 3: Cross multiply
    822,335.53x = 1,233,619.25 × 253,762.91
  4. Step 4: Simplify right side
    822,335.53x = 313,046,810,712.02
  5. Step 5: Solve for x
    x = 313,046,810,712.02/822,335.53
  6. Step 6: Final answer
    x = 380,680.15

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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.