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Finding the Fourth Proportional to 601,545.50, 830,132.99 and 329,611.19

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Solution

The fourth proportional to 601,545.50, 830,132.99 and 329,611.19 is: 454,863.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,545.50 : 830,132.99 = 329,611.19 : x
  2. Step 2: Convert to fraction form
    601,545.50/830,132.99 = 329,611.19/x
  3. Step 3: Cross multiply
    601,545.50x = 830,132.99 × 329,611.19
  4. Step 4: Simplify right side
    601,545.50x = 273,621,118,129.48
  5. Step 5: Solve for x
    x = 273,621,118,129.48/601,545.50
  6. Step 6: Final answer
    x = 454,863.55

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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.