Home / 527,896.00-791,828.62-128,531.01

Finding the Fourth Proportional to 527,896.00, 791,828.62 and 128,531.01

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Solution

The fourth proportional to 527,896.00, 791,828.62 and 128,531.01 is: 192,792.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,896.00 : 791,828.62 = 128,531.01 : x
  2. Step 2: Convert to fraction form
    527,896.00/791,828.62 = 128,531.01/x
  3. Step 3: Cross multiply
    527,896.00x = 791,828.62 × 128,531.01
  4. Step 4: Simplify right side
    527,896.00x = 101,774,528,316.36
  5. Step 5: Solve for x
    x = 101,774,528,316.36/527,896.00
  6. Step 6: Final answer
    x = 192,792.76

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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.