Home / 380,848.18-525,570.92-211,082.44

Finding the Fourth Proportional to 380,848.18, 525,570.92 and 211,082.44

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Solution

The fourth proportional to 380,848.18, 525,570.92 and 211,082.44 is: 291,294.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,848.18 : 525,570.92 = 211,082.44 : x
  2. Step 2: Convert to fraction form
    380,848.18/525,570.92 = 211,082.44/x
  3. Step 3: Cross multiply
    380,848.18x = 525,570.92 × 211,082.44
  4. Step 4: Simplify right side
    380,848.18x = 110,938,792,186.65
  5. Step 5: Solve for x
    x = 110,938,792,186.65/380,848.18
  6. Step 6: Final answer
    x = 291,294.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.