Home / 742,180-1,111,795.44-367,058.08

Finding the Fourth Proportional to 742,180, 1,111,795.44 and 367,058.08

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Solution

The fourth proportional to 742,180, 1,111,795.44 and 367,058.08 is: 549,857.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,180 : 1,111,795.44 = 367,058.08 : x
  2. Step 2: Convert to fraction form
    742,180/1,111,795.44 = 367,058.08/x
  3. Step 3: Cross multiply
    742,180x = 1,111,795.44 × 367,058.08
  4. Step 4: Simplify right side
    742,180x = 408,093,499,559.16
  5. Step 5: Solve for x
    x = 408,093,499,559.16/742,180
  6. Step 6: Final answer
    x = 549,857.85

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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.