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Finding the Fourth Proportional to 600,556.98, 828,779.13 and 328,648.98

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Solution

The fourth proportional to 600,556.98, 828,779.13 and 328,648.98 is: 453,541.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,556.98 : 828,779.13 = 328,648.98 : x
  2. Step 2: Convert to fraction form
    600,556.98/828,779.13 = 328,648.98/x
  3. Step 3: Cross multiply
    600,556.98x = 828,779.13 × 328,648.98
  4. Step 4: Simplify right side
    600,556.98x = 272,377,415,719.79
  5. Step 5: Solve for x
    x = 272,377,415,719.79/600,556.98
  6. Step 6: Final answer
    x = 453,541.34

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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.