Home / 988,366.70-1,484,189.76-616,751.66

Finding the Fourth Proportional to 988,366.70, 1,484,189.76 and 616,751.66

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Solution

The fourth proportional to 988,366.70, 1,484,189.76 and 616,751.66 is: 926,150.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,366.70 : 1,484,189.76 = 616,751.66 : x
  2. Step 2: Convert to fraction form
    988,366.70/1,484,189.76 = 616,751.66/x
  3. Step 3: Cross multiply
    988,366.70x = 1,484,189.76 × 616,751.66
  4. Step 4: Simplify right side
    988,366.70x = 915,376,498,235.00
  5. Step 5: Solve for x
    x = 915,376,498,235.00/988,366.70
  6. Step 6: Final answer
    x = 926,150.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.