Home / 558,174.15-770,337.52-328,803.62

Finding the Fourth Proportional to 558,174.15, 770,337.52 and 328,803.62

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Solution

The fourth proportional to 558,174.15, 770,337.52 and 328,803.62 is: 453,782.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,174.15 : 770,337.52 = 328,803.62 : x
  2. Step 2: Convert to fraction form
    558,174.15/770,337.52 = 328,803.62/x
  3. Step 3: Cross multiply
    558,174.15x = 770,337.52 × 328,803.62
  4. Step 4: Simplify right side
    558,174.15x = 253,289,765,197.82
  5. Step 5: Solve for x
    x = 253,289,765,197.82/558,174.15
  6. Step 6: Final answer
    x = 453,782.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.