Home / 691,056.45-1,036,637.16-235,506.12

Finding the Fourth Proportional to 691,056.45, 1,036,637.16 and 235,506.12

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Solution

The fourth proportional to 691,056.45, 1,036,637.16 and 235,506.12 is: 353,277.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,056.45 : 1,036,637.16 = 235,506.12 : x
  2. Step 2: Convert to fraction form
    691,056.45/1,036,637.16 = 235,506.12/x
  3. Step 3: Cross multiply
    691,056.45x = 1,036,637.16 × 235,506.12
  4. Step 4: Simplify right side
    691,056.45x = 244,134,395,399.42
  5. Step 5: Solve for x
    x = 244,134,395,399.42/691,056.45
  6. Step 6: Final answer
    x = 353,277.07

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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.