Home / 406,845.05-610,184.07-154,038.51

Finding the Fourth Proportional to 406,845.05, 610,184.07 and 154,038.51

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Solution

The fourth proportional to 406,845.05, 610,184.07 and 154,038.51 is: 231,026.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,845.05 : 610,184.07 = 154,038.51 : x
  2. Step 2: Convert to fraction form
    406,845.05/610,184.07 = 154,038.51/x
  3. Step 3: Cross multiply
    406,845.05x = 610,184.07 × 154,038.51
  4. Step 4: Simplify right side
    406,845.05x = 93,991,844,968.54
  5. Step 5: Solve for x
    x = 93,991,844,968.54/406,845.05
  6. Step 6: Final answer
    x = 231,026.15

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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.