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Finding the Fourth Proportional to 1,023.39, 1,412.24 and 592.25

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Solution

The fourth proportional to 1,023.39, 1,412.24 and 592.25 is: 817.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023.39 : 1,412.24 = 592.25 : x
  2. Step 2: Convert to fraction form
    1,023.39/1,412.24 = 592.25/x
  3. Step 3: Cross multiply
    1,023.39x = 1,412.24 × 592.25
  4. Step 4: Simplify right side
    1,023.39x = 836,389.12
  5. Step 5: Solve for x
    x = 836,389.12/1,023.39
  6. Step 6: Final answer
    x = 817.27

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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.