Home / 689,556.18-951,618.42-574,642.56

Finding the Fourth Proportional to 689,556.18, 951,618.42 and 574,642.56

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Solution

The fourth proportional to 689,556.18, 951,618.42 and 574,642.56 is: 793,032.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,556.18 : 951,618.42 = 574,642.56 : x
  2. Step 2: Convert to fraction form
    689,556.18/951,618.42 = 574,642.56/x
  3. Step 3: Cross multiply
    689,556.18x = 951,618.42 × 574,642.56
  4. Step 4: Simplify right side
    689,556.18x = 546,840,445,011.96
  5. Step 5: Solve for x
    x = 546,840,445,011.96/689,556.18
  6. Step 6: Final answer
    x = 793,032.48

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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.