Home / 611,844.76-917,896.74-191,152.36

Finding the Fourth Proportional to 611,844.76, 917,896.74 and 191,152.36

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Solution

The fourth proportional to 611,844.76, 917,896.74 and 191,152.36 is: 286,769.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,844.76 : 917,896.74 = 191,152.36 : x
  2. Step 2: Convert to fraction form
    611,844.76/917,896.74 = 191,152.36/x
  3. Step 3: Cross multiply
    611,844.76x = 917,896.74 × 191,152.36
  4. Step 4: Simplify right side
    611,844.76x = 175,458,128,087.31
  5. Step 5: Solve for x
    x = 175,458,128,087.31/611,844.76
  6. Step 6: Final answer
    x = 286,769.03

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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.