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Finding the Fourth Proportional to 366,314.35, 549,471.53 and 260,026.15

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Solution

The fourth proportional to 366,314.35, 549,471.53 and 260,026.15 is: 390,039.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,314.35 : 549,471.53 = 260,026.15 : x
  2. Step 2: Convert to fraction form
    366,314.35/549,471.53 = 260,026.15/x
  3. Step 3: Cross multiply
    366,314.35x = 549,471.53 × 260,026.15
  4. Step 4: Simplify right side
    366,314.35x = 142,876,965,180.38
  5. Step 5: Solve for x
    x = 142,876,965,180.38/366,314.35
  6. Step 6: Final answer
    x = 390,039.23

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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.