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Finding the Fourth Proportional to 624,536.50, 936,830.67 and 181,304.50

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Solution

The fourth proportional to 624,536.50, 936,830.67 and 181,304.50 is: 271,964.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,536.50 : 936,830.67 = 181,304.50 : x
  2. Step 2: Convert to fraction form
    624,536.50/936,830.67 = 181,304.50/x
  3. Step 3: Cross multiply
    624,536.50x = 936,830.67 × 181,304.50
  4. Step 4: Simplify right side
    624,536.50x = 169,851,616,209.02
  5. Step 5: Solve for x
    x = 169,851,616,209.02/624,536.50
  6. Step 6: Final answer
    x = 271,964.27

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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.