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Finding the Fourth Proportional to 1,322.91, 1,984.68 and 592.92

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Solution

The fourth proportional to 1,322.91, 1,984.68 and 592.92 is: 889.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322.91 : 1,984.68 = 592.92 : x
  2. Step 2: Convert to fraction form
    1,322.91/1,984.68 = 592.92/x
  3. Step 3: Cross multiply
    1,322.91x = 1,984.68 × 592.92
  4. Step 4: Simplify right side
    1,322.91x = 1,176,756.47
  5. Step 5: Solve for x
    x = 1,176,756.47/1,322.91
  6. Step 6: Final answer
    x = 889.52

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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.