Home / 317,741.22-438,490.52-174,504.36

Finding the Fourth Proportional to 317,741.22, 438,490.52 and 174,504.36

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Solution

The fourth proportional to 317,741.22, 438,490.52 and 174,504.36 is: 240,820.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,741.22 : 438,490.52 = 174,504.36 : x
  2. Step 2: Convert to fraction form
    317,741.22/438,490.52 = 174,504.36/x
  3. Step 3: Cross multiply
    317,741.22x = 438,490.52 × 174,504.36
  4. Step 4: Simplify right side
    317,741.22x = 76,518,507,558.67
  5. Step 5: Solve for x
    x = 76,518,507,558.67/317,741.22
  6. Step 6: Final answer
    x = 240,820.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.