Home / 691,063.95-1,036,648.40-235,513.60

Finding the Fourth Proportional to 691,063.95, 1,036,648.40 and 235,513.60

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Solution

The fourth proportional to 691,063.95, 1,036,648.40 and 235,513.60 is: 353,288.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,063.95 : 1,036,648.40 = 235,513.60 : x
  2. Step 2: Convert to fraction form
    691,063.95/1,036,648.40 = 235,513.60/x
  3. Step 3: Cross multiply
    691,063.95x = 1,036,648.40 × 235,513.60
  4. Step 4: Simplify right side
    691,063.95x = 244,144,796,618.24
  5. Step 5: Solve for x
    x = 244,144,796,618.24/691,063.95
  6. Step 6: Final answer
    x = 353,288.28

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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.