Home / 443,524.68-611,345.07-346,559.04

Finding the Fourth Proportional to 443,524.68, 611,345.07 and 346,559.04

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Solution

The fourth proportional to 443,524.68, 611,345.07 and 346,559.04 is: 477,689.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,524.68 : 611,345.07 = 346,559.04 : x
  2. Step 2: Convert to fraction form
    443,524.68/611,345.07 = 346,559.04/x
  3. Step 3: Cross multiply
    443,524.68x = 611,345.07 × 346,559.04
  4. Step 4: Simplify right side
    443,524.68x = 211,867,160,567.93
  5. Step 5: Solve for x
    x = 211,867,160,567.93/443,524.68
  6. Step 6: Final answer
    x = 477,689.68

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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.