Home / 881,599.14-1,322,293.59-521,985.06

Finding the Fourth Proportional to 881,599.14, 1,322,293.59 and 521,985.06

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Solution

The fourth proportional to 881,599.14, 1,322,293.59 and 521,985.06 is: 782,915.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,599.14 : 1,322,293.59 = 521,985.06 : x
  2. Step 2: Convert to fraction form
    881,599.14/1,322,293.59 = 521,985.06/x
  3. Step 3: Cross multiply
    881,599.14x = 1,322,293.59 × 521,985.06
  4. Step 4: Simplify right side
    881,599.14x = 690,217,498,913.77
  5. Step 5: Solve for x
    x = 690,217,498,913.77/881,599.14
  6. Step 6: Final answer
    x = 782,915.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.