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Finding the Fourth Proportional to 374,066.80, 560,900.76 and 163,458.16

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Solution

The fourth proportional to 374,066.80, 560,900.76 and 163,458.16 is: 245,100.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,066.80 : 560,900.76 = 163,458.16 : x
  2. Step 2: Convert to fraction form
    374,066.80/560,900.76 = 163,458.16/x
  3. Step 3: Cross multiply
    374,066.80x = 560,900.76 × 163,458.16
  4. Step 4: Simplify right side
    374,066.80x = 91,683,806,172.20
  5. Step 5: Solve for x
    x = 91,683,806,172.20/374,066.80
  6. Step 6: Final answer
    x = 245,100.09

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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.