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Finding the Fourth Proportional to 1,483.70, 2,047.99 and 1,041.71

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Solution

The fourth proportional to 1,483.70, 2,047.99 and 1,041.71 is: 1,437.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483.70 : 2,047.99 = 1,041.71 : x
  2. Step 2: Convert to fraction form
    1,483.70/2,047.99 = 1,041.71/x
  3. Step 3: Cross multiply
    1,483.70x = 2,047.99 × 1,041.71
  4. Step 4: Simplify right side
    1,483.70x = 2,133,411.66
  5. Step 5: Solve for x
    x = 2,133,411.66/1,483.70
  6. Step 6: Final answer
    x = 1,437.90

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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.