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Finding the Fourth Proportional to 666,304.26, 919,521.63 and 364,498.26

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Solution

The fourth proportional to 666,304.26, 919,521.63 and 364,498.26 is: 503,019.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,304.26 : 919,521.63 = 364,498.26 : x
  2. Step 2: Convert to fraction form
    666,304.26/919,521.63 = 364,498.26/x
  3. Step 3: Cross multiply
    666,304.26x = 919,521.63 × 364,498.26
  4. Step 4: Simplify right side
    666,304.26x = 335,164,034,167.36
  5. Step 5: Solve for x
    x = 335,164,034,167.36/666,304.26
  6. Step 6: Final answer
    x = 503,019.50

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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.