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Finding the Fourth Proportional to 2,534, 3,496.92 and 1,430

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Solution

The fourth proportional to 2,534, 3,496.92 and 1,430 is: 1,973.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,534 : 3,496.92 = 1,430 : x
  2. Step 2: Convert to fraction form
    2,534/3,496.92 = 1,430/x
  3. Step 3: Cross multiply
    2,534x = 3,496.92 × 1,430
  4. Step 4: Simplify right side
    2,534x = 5,000,595.60
  5. Step 5: Solve for x
    x = 5,000,595.60/2,534
  6. Step 6: Final answer
    x = 1,973.40

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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.