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Finding the Fourth Proportional to 600,545.62, 828,728.26 and 358,961.40

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Solution

The fourth proportional to 600,545.62, 828,728.26 and 358,961.40 is: 495,351.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,545.62 : 828,728.26 = 358,961.40 : x
  2. Step 2: Convert to fraction form
    600,545.62/828,728.26 = 358,961.40/x
  3. Step 3: Cross multiply
    600,545.62x = 828,728.26 × 358,961.40
  4. Step 4: Simplify right side
    600,545.62x = 297,481,454,634.36
  5. Step 5: Solve for x
    x = 297,481,454,634.36/600,545.62
  6. Step 6: Final answer
    x = 495,351.97

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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.