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Finding the Fourth Proportional to 366,480.29, 549,712.65 and 100,240.82

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Solution

The fourth proportional to 366,480.29, 549,712.65 and 100,240.82 is: 150,359.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,480.29 : 549,712.65 = 100,240.82 : x
  2. Step 2: Convert to fraction form
    366,480.29/549,712.65 = 100,240.82/x
  3. Step 3: Cross multiply
    366,480.29x = 549,712.65 × 100,240.82
  4. Step 4: Simplify right side
    366,480.29x = 55,103,646,800.37
  5. Step 5: Solve for x
    x = 55,103,646,800.37/366,480.29
  6. Step 6: Final answer
    x = 150,359.10

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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.