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Finding the Fourth Proportional to 476,937.40, 714,640.65 and 252,004.45

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Solution

The fourth proportional to 476,937.40, 714,640.65 and 252,004.45 is: 377,602.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,937.40 : 714,640.65 = 252,004.45 : x
  2. Step 2: Convert to fraction form
    476,937.40/714,640.65 = 252,004.45/x
  3. Step 3: Cross multiply
    476,937.40x = 714,640.65 × 252,004.45
  4. Step 4: Simplify right side
    476,937.40x = 180,092,623,950.89
  5. Step 5: Solve for x
    x = 180,092,623,950.89/476,937.40
  6. Step 6: Final answer
    x = 377,602.23

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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.