Home / 962,811.92-1,328,721.91-533,091.98

Finding the Fourth Proportional to 962,811.92, 1,328,721.91 and 533,091.98

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Solution

The fourth proportional to 962,811.92, 1,328,721.91 and 533,091.98 is: 735,689.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,811.92 : 1,328,721.91 = 533,091.98 : x
  2. Step 2: Convert to fraction form
    962,811.92/1,328,721.91 = 533,091.98/x
  3. Step 3: Cross multiply
    962,811.92x = 1,328,721.91 × 533,091.98
  4. Step 4: Simplify right side
    962,811.92x = 708,330,987,227.67
  5. Step 5: Solve for x
    x = 708,330,987,227.67/962,811.92
  6. Step 6: Final answer
    x = 735,689.89

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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.