Home / 657,005.51-985,509.17-183,690.41

Finding the Fourth Proportional to 657,005.51, 985,509.17 and 183,690.41

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Solution

The fourth proportional to 657,005.51, 985,509.17 and 183,690.41 is: 275,535.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,005.51 : 985,509.17 = 183,690.41 : x
  2. Step 2: Convert to fraction form
    657,005.51/985,509.17 = 183,690.41/x
  3. Step 3: Cross multiply
    657,005.51x = 985,509.17 × 183,690.41
  4. Step 4: Simplify right side
    657,005.51x = 181,028,583,496.06
  5. Step 5: Solve for x
    x = 181,028,583,496.06/657,005.51
  6. Step 6: Final answer
    x = 275,535.87

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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.