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Finding the Fourth Proportional to 1,710.51, 2,360.50 and 924.56

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Solution

The fourth proportional to 1,710.51, 2,360.50 and 924.56 is: 1,275.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710.51 : 2,360.50 = 924.56 : x
  2. Step 2: Convert to fraction form
    1,710.51/2,360.50 = 924.56/x
  3. Step 3: Cross multiply
    1,710.51x = 2,360.50 × 924.56
  4. Step 4: Simplify right side
    1,710.51x = 2,182,414.39
  5. Step 5: Solve for x
    x = 2,182,414.39/1,710.51
  6. Step 6: Final answer
    x = 1,275.89

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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.