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Finding the Fourth Proportional to 670,417.66, 925,194.61 and 364,514.68

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Solution

The fourth proportional to 670,417.66, 925,194.61 and 364,514.68 is: 503,040.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,417.66 : 925,194.61 = 364,514.68 : x
  2. Step 2: Convert to fraction form
    670,417.66/925,194.61 = 364,514.68/x
  3. Step 3: Cross multiply
    670,417.66x = 925,194.61 × 364,514.68
  4. Step 4: Simplify right side
    670,417.66x = 337,247,016,763.62
  5. Step 5: Solve for x
    x = 337,247,016,763.62/670,417.66
  6. Step 6: Final answer
    x = 503,040.17

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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.