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Finding the Fourth Proportional to 1,973.58, 2,959.51 and 1,048.92

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Solution

The fourth proportional to 1,973.58, 2,959.51 and 1,048.92 is: 1,572.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.58 : 2,959.51 = 1,048.92 : x
  2. Step 2: Convert to fraction form
    1,973.58/2,959.51 = 1,048.92/x
  3. Step 3: Cross multiply
    1,973.58x = 2,959.51 × 1,048.92
  4. Step 4: Simplify right side
    1,973.58x = 3,104,284.45
  5. Step 5: Solve for x
    x = 3,104,284.45/1,973.58
  6. Step 6: Final answer
    x = 1,572.92

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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.