Home / 314,729.37-472,505.60-186,879.10

Finding the Fourth Proportional to 314,729.37, 472,505.60 and 186,879.10

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Solution

The fourth proportional to 314,729.37, 472,505.60 and 186,879.10 is: 280,563.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,729.37 : 472,505.60 = 186,879.10 : x
  2. Step 2: Convert to fraction form
    314,729.37/472,505.60 = 186,879.10/x
  3. Step 3: Cross multiply
    314,729.37x = 472,505.60 × 186,879.10
  4. Step 4: Simplify right side
    314,729.37x = 88,301,421,272.96
  5. Step 5: Solve for x
    x = 88,301,421,272.96/314,729.37
  6. Step 6: Final answer
    x = 280,563.02

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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.