Home / 740,914.79-1,111,536.21-235,630.31

Finding the Fourth Proportional to 740,914.79, 1,111,536.21 and 235,630.31

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Solution

The fourth proportional to 740,914.79, 1,111,536.21 and 235,630.31 is: 353,497.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,914.79 : 1,111,536.21 = 235,630.31 : x
  2. Step 2: Convert to fraction form
    740,914.79/1,111,536.21 = 235,630.31/x
  3. Step 3: Cross multiply
    740,914.79x = 1,111,536.21 × 235,630.31
  4. Step 4: Simplify right side
    740,914.79x = 261,911,621,738.53
  5. Step 5: Solve for x
    x = 261,911,621,738.53/740,914.79
  6. Step 6: Final answer
    x = 353,497.63

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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.