Home / 698,997.97-964,941.96-526,985.56

Finding the Fourth Proportional to 698,997.97, 964,941.96 and 526,985.56

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Solution

The fourth proportional to 698,997.97, 964,941.96 and 526,985.56 is: 727,484.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,997.97 : 964,941.96 = 526,985.56 : x
  2. Step 2: Convert to fraction form
    698,997.97/964,941.96 = 526,985.56/x
  3. Step 3: Cross multiply
    698,997.97x = 964,941.96 × 526,985.56
  4. Step 4: Simplify right side
    698,997.97x = 508,510,479,158.10
  5. Step 5: Solve for x
    x = 508,510,479,158.10/698,997.97
  6. Step 6: Final answer
    x = 727,484.92

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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.