Home / 600,556.92-828,761.32-328,621.80

Finding the Fourth Proportional to 600,556.92, 828,761.32 and 328,621.80

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Solution

The fourth proportional to 600,556.92, 828,761.32 and 328,621.80 is: 453,494.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,556.92 : 828,761.32 = 328,621.80 : x
  2. Step 2: Convert to fraction form
    600,556.92/828,761.32 = 328,621.80/x
  3. Step 3: Cross multiply
    600,556.92x = 828,761.32 × 328,621.80
  4. Step 4: Simplify right side
    600,556.92x = 272,349,036,748.78
  5. Step 5: Solve for x
    x = 272,349,036,748.78/600,556.92
  6. Step 6: Final answer
    x = 453,494.13

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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.