Home / 951,169.80-1,312,599.42-521,453.46

Finding the Fourth Proportional to 951,169.80, 1,312,599.42 and 521,453.46

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Solution

The fourth proportional to 951,169.80, 1,312,599.42 and 521,453.46 is: 719,597.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,169.80 : 1,312,599.42 = 521,453.46 : x
  2. Step 2: Convert to fraction form
    951,169.80/1,312,599.42 = 521,453.46/x
  3. Step 3: Cross multiply
    951,169.80x = 1,312,599.42 × 521,453.46
  4. Step 4: Simplify right side
    951,169.80x = 684,459,509,152.99
  5. Step 5: Solve for x
    x = 684,459,509,152.99/951,169.80
  6. Step 6: Final answer
    x = 719,597.60

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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.