Home / 672,849.50-928,531.59-366,926.47

Finding the Fourth Proportional to 672,849.50, 928,531.59 and 366,926.47

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Solution

The fourth proportional to 672,849.50, 928,531.59 and 366,926.47 is: 506,358.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,849.50 : 928,531.59 = 366,926.47 : x
  2. Step 2: Convert to fraction form
    672,849.50/928,531.59 = 366,926.47/x
  3. Step 3: Cross multiply
    672,849.50x = 928,531.59 × 366,926.47
  4. Step 4: Simplify right side
    672,849.50x = 340,702,814,904.88
  5. Step 5: Solve for x
    x = 340,702,814,904.88/672,849.50
  6. Step 6: Final answer
    x = 506,358.13

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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.