Home / 522,834.30-784,094.40-185,830.65

Finding the Fourth Proportional to 522,834.30, 784,094.40 and 185,830.65

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Solution

The fourth proportional to 522,834.30, 784,094.40 and 185,830.65 is: 278,690.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,834.30 : 784,094.40 = 185,830.65 : x
  2. Step 2: Convert to fraction form
    522,834.30/784,094.40 = 185,830.65/x
  3. Step 3: Cross multiply
    522,834.30x = 784,094.40 × 185,830.65
  4. Step 4: Simplify right side
    522,834.30x = 145,708,772,013.36
  5. Step 5: Solve for x
    x = 145,708,772,013.36/522,834.30
  6. Step 6: Final answer
    x = 278,690.15

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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.