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Finding the Fourth Proportional to 483,792.30, 725,688.45 and 350,045.10

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Solution

The fourth proportional to 483,792.30, 725,688.45 and 350,045.10 is: 525,067.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,792.30 : 725,688.45 = 350,045.10 : x
  2. Step 2: Convert to fraction form
    483,792.30/725,688.45 = 350,045.10/x
  3. Step 3: Cross multiply
    483,792.30x = 725,688.45 × 350,045.10
  4. Step 4: Simplify right side
    483,792.30x = 254,023,686,049.10
  5. Step 5: Solve for x
    x = 254,023,686,049.10/483,792.30
  6. Step 6: Final answer
    x = 525,067.65

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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.