Home / 674,503.95-1,011,888.77-201,178.83

Finding the Fourth Proportional to 674,503.95, 1,011,888.77 and 201,178.83

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Solution

The fourth proportional to 674,503.95, 1,011,888.77 and 201,178.83 is: 301,807.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,503.95 : 1,011,888.77 = 201,178.83 : x
  2. Step 2: Convert to fraction form
    674,503.95/1,011,888.77 = 201,178.83/x
  3. Step 3: Cross multiply
    674,503.95x = 1,011,888.77 × 201,178.83
  4. Step 4: Simplify right side
    674,503.95x = 203,570,597,832.85
  5. Step 5: Solve for x
    x = 203,570,597,832.85/674,503.95
  6. Step 6: Final answer
    x = 301,807.87

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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.