Home / 566,889.06-782,306.91-312,240.24

Finding the Fourth Proportional to 566,889.06, 782,306.91 and 312,240.24

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Solution

The fourth proportional to 566,889.06, 782,306.91 and 312,240.24 is: 430,891.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,889.06 : 782,306.91 = 312,240.24 : x
  2. Step 2: Convert to fraction form
    566,889.06/782,306.91 = 312,240.24/x
  3. Step 3: Cross multiply
    566,889.06x = 782,306.91 × 312,240.24
  4. Step 4: Simplify right side
    566,889.06x = 244,267,697,332.06
  5. Step 5: Solve for x
    x = 244,267,697,332.06/566,889.06
  6. Step 6: Final answer
    x = 430,891.54

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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.