Home / 522,835.80-784,096.65-185,832.15

Finding the Fourth Proportional to 522,835.80, 784,096.65 and 185,832.15

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Solution

The fourth proportional to 522,835.80, 784,096.65 and 185,832.15 is: 278,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,835.80 : 784,096.65 = 185,832.15 : x
  2. Step 2: Convert to fraction form
    522,835.80/784,096.65 = 185,832.15/x
  3. Step 3: Cross multiply
    522,835.80x = 784,096.65 × 185,832.15
  4. Step 4: Simplify right side
    522,835.80x = 145,710,366,277.30
  5. Step 5: Solve for x
    x = 145,710,366,277.30/522,835.80
  6. Step 6: Final answer
    x = 278,692.40

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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.