Home / 666,350.24-999,524.59-217,070.39

Finding the Fourth Proportional to 666,350.24, 999,524.59 and 217,070.39

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Solution

The fourth proportional to 666,350.24, 999,524.59 and 217,070.39 is: 325,605.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,350.24 : 999,524.59 = 217,070.39 : x
  2. Step 2: Convert to fraction form
    666,350.24/999,524.59 = 217,070.39/x
  3. Step 3: Cross multiply
    666,350.24x = 999,524.59 × 217,070.39
  4. Step 4: Simplify right side
    666,350.24x = 216,967,192,565.89
  5. Step 5: Solve for x
    x = 216,967,192,565.89/666,350.24
  6. Step 6: Final answer
    x = 325,605.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.