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Finding the Fourth Proportional to 536,454.60, 740,320.38 and 294,752.82

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Solution

The fourth proportional to 536,454.60, 740,320.38 and 294,752.82 is: 406,766.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,454.60 : 740,320.38 = 294,752.82 : x
  2. Step 2: Convert to fraction form
    536,454.60/740,320.38 = 294,752.82/x
  3. Step 3: Cross multiply
    536,454.60x = 740,320.38 × 294,752.82
  4. Step 4: Simplify right side
    536,454.60x = 218,211,519,708.47
  5. Step 5: Solve for x
    x = 218,211,519,708.47/536,454.60
  6. Step 6: Final answer
    x = 406,766.05

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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.