Home / 673,926.96-930,225.15-415,882.86

Finding the Fourth Proportional to 673,926.96, 930,225.15 and 415,882.86

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Solution

The fourth proportional to 673,926.96, 930,225.15 and 415,882.86 is: 574,045.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,926.96 : 930,225.15 = 415,882.86 : x
  2. Step 2: Convert to fraction form
    673,926.96/930,225.15 = 415,882.86/x
  3. Step 3: Cross multiply
    673,926.96x = 930,225.15 × 415,882.86
  4. Step 4: Simplify right side
    673,926.96x = 386,864,695,825.93
  5. Step 5: Solve for x
    x = 386,864,695,825.93/673,926.96
  6. Step 6: Final answer
    x = 574,045.44

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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.