Home / 962,960.40-1,328,869.80-533,239.20

Finding the Fourth Proportional to 962,960.40, 1,328,869.80 and 533,239.20

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Solution

The fourth proportional to 962,960.40, 1,328,869.80 and 533,239.20 is: 735,861.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,960.40 : 1,328,869.80 = 533,239.20 : x
  2. Step 2: Convert to fraction form
    962,960.40/1,328,869.80 = 533,239.20/x
  3. Step 3: Cross multiply
    962,960.40x = 1,328,869.80 × 533,239.20
  4. Step 4: Simplify right side
    962,960.40x = 708,605,469,056.16
  5. Step 5: Solve for x
    x = 708,605,469,056.16/962,960.40
  6. Step 6: Final answer
    x = 735,861.48

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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.