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Finding the Fourth Proportional to 532,656.96, 734,212.80 and 360,520.62

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Solution

The fourth proportional to 532,656.96, 734,212.80 and 360,520.62 is: 496,940.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,656.96 : 734,212.80 = 360,520.62 : x
  2. Step 2: Convert to fraction form
    532,656.96/734,212.80 = 360,520.62/x
  3. Step 3: Cross multiply
    532,656.96x = 734,212.80 × 360,520.62
  4. Step 4: Simplify right side
    532,656.96x = 264,698,853,867.94
  5. Step 5: Solve for x
    x = 264,698,853,867.94/532,656.96
  6. Step 6: Final answer
    x = 496,940.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.