Home / 611,095-916,667.34-291,082.36

Finding the Fourth Proportional to 611,095, 916,667.34 and 291,082.36

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Solution

The fourth proportional to 611,095, 916,667.34 and 291,082.36 is: 436,635.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,095 : 916,667.34 = 291,082.36 : x
  2. Step 2: Convert to fraction form
    611,095/916,667.34 = 291,082.36/x
  3. Step 3: Cross multiply
    611,095x = 916,667.34 × 291,082.36
  4. Step 4: Simplify right side
    611,095x = 266,825,692,662.12
  5. Step 5: Solve for x
    x = 266,825,692,662.12/611,095
  6. Step 6: Final answer
    x = 436,635.37

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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.