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Finding the Fourth Proportional to 737,149.95, 1,017,580.79 and 495,572.63

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Solution

The fourth proportional to 737,149.95, 1,017,580.79 and 495,572.63 is: 684,101.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,149.95 : 1,017,580.79 = 495,572.63 : x
  2. Step 2: Convert to fraction form
    737,149.95/1,017,580.79 = 495,572.63/x
  3. Step 3: Cross multiply
    737,149.95x = 1,017,580.79 × 495,572.63
  4. Step 4: Simplify right side
    737,149.95x = 504,285,184,488.81
  5. Step 5: Solve for x
    x = 504,285,184,488.81/737,149.95
  6. Step 6: Final answer
    x = 684,101.23

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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.