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Finding the Fourth Proportional to 536,800.68, 740,801.52 and 295,101.72

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Solution

The fourth proportional to 536,800.68, 740,801.52 and 295,101.72 is: 407,249.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,800.68 : 740,801.52 = 295,101.72 : x
  2. Step 2: Convert to fraction form
    536,800.68/740,801.52 = 295,101.72/x
  3. Step 3: Cross multiply
    536,800.68x = 740,801.52 × 295,101.72
  4. Step 4: Simplify right side
    536,800.68x = 218,611,802,730.61
  5. Step 5: Solve for x
    x = 218,611,802,730.61/536,800.68
  6. Step 6: Final answer
    x = 407,249.49

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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.