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Finding the Fourth Proportional to 594,011.07, 819,436.10 and 424,343.61

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Solution

The fourth proportional to 594,011.07, 819,436.10 and 424,343.61 is: 585,380.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,011.07 : 819,436.10 = 424,343.61 : x
  2. Step 2: Convert to fraction form
    594,011.07/819,436.10 = 424,343.61/x
  3. Step 3: Cross multiply
    594,011.07x = 819,436.10 × 424,343.61
  4. Step 4: Simplify right side
    594,011.07x = 347,722,470,716.60
  5. Step 5: Solve for x
    x = 347,722,470,716.60/594,011.07
  6. Step 6: Final answer
    x = 585,380.46

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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.