Home / 319,701.28-441,181.04-174,502.28

Finding the Fourth Proportional to 319,701.28, 441,181.04 and 174,502.28

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Solution

The fourth proportional to 319,701.28, 441,181.04 and 174,502.28 is: 240,809.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,701.28 : 441,181.04 = 174,502.28 : x
  2. Step 2: Convert to fraction form
    319,701.28/441,181.04 = 174,502.28/x
  3. Step 3: Cross multiply
    319,701.28x = 441,181.04 × 174,502.28
  4. Step 4: Simplify right side
    319,701.28x = 76,987,097,372.77
  5. Step 5: Solve for x
    x = 76,987,097,372.77/319,701.28
  6. Step 6: Final answer
    x = 240,809.47

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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.