Home / 522,784.13-784,185.91-148,816.85

Finding the Fourth Proportional to 522,784.13, 784,185.91 and 148,816.85

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Solution

The fourth proportional to 522,784.13, 784,185.91 and 148,816.85 is: 223,228.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,784.13 : 784,185.91 = 148,816.85 : x
  2. Step 2: Convert to fraction form
    522,784.13/784,185.91 = 148,816.85/x
  3. Step 3: Cross multiply
    522,784.13x = 784,185.91 × 148,816.85
  4. Step 4: Simplify right side
    522,784.13x = 116,700,072,647.61
  5. Step 5: Solve for x
    x = 116,700,072,647.61/522,784.13
  6. Step 6: Final answer
    x = 223,228.03

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1.5x scale

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.