Home / 535,011.24-802,621.76-198,054.48

Finding the Fourth Proportional to 535,011.24, 802,621.76 and 198,054.48

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Solution

The fourth proportional to 535,011.24, 802,621.76 and 198,054.48 is: 297,120.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,011.24 : 802,621.76 = 198,054.48 : x
  2. Step 2: Convert to fraction form
    535,011.24/802,621.76 = 198,054.48/x
  3. Step 3: Cross multiply
    535,011.24x = 802,621.76 × 198,054.48
  4. Step 4: Simplify right side
    535,011.24x = 158,962,835,313.49
  5. Step 5: Solve for x
    x = 158,962,835,313.49/535,011.24
  6. Step 6: Final answer
    x = 297,120.55

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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.