Home / 217,477.60-299,437.06-197,548.56

Finding the Fourth Proportional to 217,477.60, 299,437.06 and 197,548.56

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Solution

The fourth proportional to 217,477.60, 299,437.06 and 197,548.56 is: 271,997.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,477.60 : 299,437.06 = 197,548.56 : x
  2. Step 2: Convert to fraction form
    217,477.60/299,437.06 = 197,548.56/x
  3. Step 3: Cross multiply
    217,477.60x = 299,437.06 × 197,548.56
  4. Step 4: Simplify right side
    217,477.60x = 59,153,360,013.63
  5. Step 5: Solve for x
    x = 59,153,360,013.63/217,477.60
  6. Step 6: Final answer
    x = 271,997.48

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1.5x scale

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.