Home / 923,372.24-1,274,254.92-521,001.68

Finding the Fourth Proportional to 923,372.24, 1,274,254.92 and 521,001.68

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Solution

The fourth proportional to 923,372.24, 1,274,254.92 and 521,001.68 is: 718,983.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,372.24 : 1,274,254.92 = 521,001.68 : x
  2. Step 2: Convert to fraction form
    923,372.24/1,274,254.92 = 521,001.68/x
  3. Step 3: Cross multiply
    923,372.24x = 1,274,254.92 × 521,001.68
  4. Step 4: Simplify right side
    923,372.24x = 663,888,954,068.27
  5. Step 5: Solve for x
    x = 663,888,954,068.27/923,372.24
  6. Step 6: Final answer
    x = 718,983.01

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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.