Home / 876,698.60-1,315,060.86-245,572.52

Finding the Fourth Proportional to 876,698.60, 1,315,060.86 and 245,572.52

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Solution

The fourth proportional to 876,698.60, 1,315,060.86 and 245,572.52 is: 368,362.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,698.60 : 1,315,060.86 = 245,572.52 : x
  2. Step 2: Convert to fraction form
    876,698.60/1,315,060.86 = 245,572.52/x
  3. Step 3: Cross multiply
    876,698.60x = 1,315,060.86 × 245,572.52
  4. Step 4: Simplify right side
    876,698.60x = 322,942,809,343.57
  5. Step 5: Solve for x
    x = 322,942,809,343.57/876,698.60
  6. Step 6: Final answer
    x = 368,362.41

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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.