Home / 673,617.27-928,012.77-469,298.62

Finding the Fourth Proportional to 673,617.27, 928,012.77 and 469,298.62

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Solution

The fourth proportional to 673,617.27, 928,012.77 and 469,298.62 is: 646,531.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,617.27 : 928,012.77 = 469,298.62 : x
  2. Step 2: Convert to fraction form
    673,617.27/928,012.77 = 469,298.62/x
  3. Step 3: Cross multiply
    673,617.27x = 928,012.77 × 469,298.62
  4. Step 4: Simplify right side
    673,617.27x = 435,515,109,983.35
  5. Step 5: Solve for x
    x = 435,515,109,983.35/673,617.27
  6. Step 6: Final answer
    x = 646,531.98

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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.