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Finding the Fourth Proportional to 556,643.20, 834,916.20 and 182,666.20

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Solution

The fourth proportional to 556,643.20, 834,916.20 and 182,666.20 is: 273,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,643.20 : 834,916.20 = 182,666.20 : x
  2. Step 2: Convert to fraction form
    556,643.20/834,916.20 = 182,666.20/x
  3. Step 3: Cross multiply
    556,643.20x = 834,916.20 × 182,666.20
  4. Step 4: Simplify right side
    556,643.20x = 152,510,969,572.44
  5. Step 5: Solve for x
    x = 152,510,969,572.44/556,643.20
  6. Step 6: Final answer
    x = 273,983.35

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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.