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Finding the Fourth Proportional to 537,555.44, 805,616.52 and 200,256.45

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Solution

The fourth proportional to 537,555.44, 805,616.52 and 200,256.45 is: 300,117.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,555.44 : 805,616.52 = 200,256.45 : x
  2. Step 2: Convert to fraction form
    537,555.44/805,616.52 = 200,256.45/x
  3. Step 3: Cross multiply
    537,555.44x = 805,616.52 × 200,256.45
  4. Step 4: Simplify right side
    537,555.44x = 161,329,904,356.55
  5. Step 5: Solve for x
    x = 161,329,904,356.55/537,555.44
  6. Step 6: Final answer
    x = 300,117.71

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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.