Home / 951,134.93-1,312,616.50-521,433.17

Finding the Fourth Proportional to 951,134.93, 1,312,616.50 and 521,433.17

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Solution

The fourth proportional to 951,134.93, 1,312,616.50 and 521,433.17 is: 719,605.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,134.93 : 1,312,616.50 = 521,433.17 : x
  2. Step 2: Convert to fraction form
    951,134.93/1,312,616.50 = 521,433.17/x
  3. Step 3: Cross multiply
    951,134.93x = 1,312,616.50 × 521,433.17
  4. Step 4: Simplify right side
    951,134.93x = 684,441,774,722.64
  5. Step 5: Solve for x
    x = 684,441,774,722.64/951,134.93
  6. Step 6: Final answer
    x = 719,605.34

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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.