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Finding the Fourth Proportional to 536,853.60, 740,860.38 and 295,151.76

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Solution

The fourth proportional to 536,853.60, 740,860.38 and 295,151.76 is: 407,310.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,853.60 : 740,860.38 = 295,151.76 : x
  2. Step 2: Convert to fraction form
    536,853.60/740,860.38 = 295,151.76/x
  3. Step 3: Cross multiply
    536,853.60x = 740,860.38 × 295,151.76
  4. Step 4: Simplify right side
    536,853.60x = 218,666,245,071.27
  5. Step 5: Solve for x
    x = 218,666,245,071.27/536,853.60
  6. Step 6: Final answer
    x = 407,310.75

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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.