Home / 691,056.11-1,036,636.65-235,505.77

Finding the Fourth Proportional to 691,056.11, 1,036,636.65 and 235,505.77

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Solution

The fourth proportional to 691,056.11, 1,036,636.65 and 235,505.77 is: 353,276.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,056.11 : 1,036,636.65 = 235,505.77 : x
  2. Step 2: Convert to fraction form
    691,056.11/1,036,636.65 = 235,505.77/x
  3. Step 3: Cross multiply
    691,056.11x = 1,036,636.65 × 235,505.77
  4. Step 4: Simplify right side
    691,056.11x = 244,133,912,468.47
  5. Step 5: Solve for x
    x = 244,133,912,468.47/691,056.11
  6. Step 6: Final answer
    x = 353,276.54

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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.