Home / 902,657.77-1,245,795.28-558,604.45

Finding the Fourth Proportional to 902,657.77, 1,245,795.28 and 558,604.45

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Solution

The fourth proportional to 902,657.77, 1,245,795.28 and 558,604.45 is: 770,953.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,657.77 : 1,245,795.28 = 558,604.45 : x
  2. Step 2: Convert to fraction form
    902,657.77/1,245,795.28 = 558,604.45/x
  3. Step 3: Cross multiply
    902,657.77x = 1,245,795.28 × 558,604.45
  4. Step 4: Simplify right side
    902,657.77x = 695,906,786,572.22
  5. Step 5: Solve for x
    x = 695,906,786,572.22/902,657.77
  6. Step 6: Final answer
    x = 770,953.08

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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.