Home / 740,373.06-1,110,627.36-207,890.50

Finding the Fourth Proportional to 740,373.06, 1,110,627.36 and 207,890.50

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Solution

The fourth proportional to 740,373.06, 1,110,627.36 and 207,890.50 is: 311,854.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,373.06 : 1,110,627.36 = 207,890.50 : x
  2. Step 2: Convert to fraction form
    740,373.06/1,110,627.36 = 207,890.50/x
  3. Step 3: Cross multiply
    740,373.06x = 1,110,627.36 × 207,890.50
  4. Step 4: Simplify right side
    740,373.06x = 230,888,877,184.08
  5. Step 5: Solve for x
    x = 230,888,877,184.08/740,373.06
  6. Step 6: Final answer
    x = 311,854.78

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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.