Home / 628,078.14-942,275.06-201,652.11

Finding the Fourth Proportional to 628,078.14, 942,275.06 and 201,652.11

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Solution

The fourth proportional to 628,078.14, 942,275.06 and 201,652.11 is: 302,528.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,078.14 : 942,275.06 = 201,652.11 : x
  2. Step 2: Convert to fraction form
    628,078.14/942,275.06 = 201,652.11/x
  3. Step 3: Cross multiply
    628,078.14x = 942,275.06 × 201,652.11
  4. Step 4: Simplify right side
    628,078.14x = 190,011,753,041.12
  5. Step 5: Solve for x
    x = 190,011,753,041.12/628,078.14
  6. Step 6: Final answer
    x = 302,528.84

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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.