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Finding the Fourth Proportional to 248,357.37, 372,598.93 and 70,865.01

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Solution

The fourth proportional to 248,357.37, 372,598.93 and 70,865.01 is: 106,315.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,357.37 : 372,598.93 = 70,865.01 : x
  2. Step 2: Convert to fraction form
    248,357.37/372,598.93 = 70,865.01/x
  3. Step 3: Cross multiply
    248,357.37x = 372,598.93 × 70,865.01
  4. Step 4: Simplify right side
    248,357.37x = 26,404,225,037.44
  5. Step 5: Solve for x
    x = 26,404,225,037.44/248,357.37
  6. Step 6: Final answer
    x = 106,315.45

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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.