Home / 740,985.98-1,111,573.17-235,366.58

Finding the Fourth Proportional to 740,985.98, 1,111,573.17 and 235,366.58

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Solution

The fourth proportional to 740,985.98, 1,111,573.17 and 235,366.58 is: 353,079.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,985.98 : 1,111,573.17 = 235,366.58 : x
  2. Step 2: Convert to fraction form
    740,985.98/1,111,573.17 = 235,366.58/x
  3. Step 3: Cross multiply
    740,985.98x = 1,111,573.17 × 235,366.58
  4. Step 4: Simplify right side
    740,985.98x = 261,627,175,442.66
  5. Step 5: Solve for x
    x = 261,627,175,442.66/740,985.98
  6. Step 6: Final answer
    x = 353,079.79

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1.5x scale

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.