Home / 777,898.54-1,166,836.22-474,381.88

Finding the Fourth Proportional to 777,898.54, 1,166,836.22 and 474,381.88

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Solution

The fourth proportional to 777,898.54, 1,166,836.22 and 474,381.88 is: 711,565.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,898.54 : 1,166,836.22 = 474,381.88 : x
  2. Step 2: Convert to fraction form
    777,898.54/1,166,836.22 = 474,381.88/x
  3. Step 3: Cross multiply
    777,898.54x = 1,166,836.22 × 474,381.88
  4. Step 4: Simplify right side
    777,898.54x = 553,525,959,695.69
  5. Step 5: Solve for x
    x = 553,525,959,695.69/777,898.54
  6. Step 6: Final answer
    x = 711,565.75

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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.