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Finding the Fourth Proportional to 537,172.17, 741,298.28 and 295,455.21

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Solution

The fourth proportional to 537,172.17, 741,298.28 and 295,455.21 is: 407,728.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,172.17 : 741,298.28 = 295,455.21 : x
  2. Step 2: Convert to fraction form
    537,172.17/741,298.28 = 295,455.21/x
  3. Step 3: Cross multiply
    537,172.17x = 741,298.28 × 295,455.21
  4. Step 4: Simplify right side
    537,172.17x = 219,020,437,512.76
  5. Step 5: Solve for x
    x = 219,020,437,512.76/537,172.17
  6. Step 6: Final answer
    x = 407,728.56

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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.