Home / 951,264.28-1,312,709.64-521,534.92

Finding the Fourth Proportional to 951,264.28, 1,312,709.64 and 521,534.92

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Solution

The fourth proportional to 951,264.28, 1,312,709.64 and 521,534.92 is: 719,698.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,264.28 : 1,312,709.64 = 521,534.92 : x
  2. Step 2: Convert to fraction form
    951,264.28/1,312,709.64 = 521,534.92/x
  3. Step 3: Cross multiply
    951,264.28x = 1,312,709.64 × 521,534.92
  4. Step 4: Simplify right side
    951,264.28x = 684,623,917,080.63
  5. Step 5: Solve for x
    x = 684,623,917,080.63/951,264.28
  6. Step 6: Final answer
    x = 719,698.96

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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.