Home / 349,827.60-524,741.40-329,091.60

Finding the Fourth Proportional to 349,827.60, 524,741.40 and 329,091.60

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Solution

The fourth proportional to 349,827.60, 524,741.40 and 329,091.60 is: 493,637.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,827.60 : 524,741.40 = 329,091.60 : x
  2. Step 2: Convert to fraction form
    349,827.60/524,741.40 = 329,091.60/x
  3. Step 3: Cross multiply
    349,827.60x = 524,741.40 × 329,091.60
  4. Step 4: Simplify right side
    349,827.60x = 172,687,986,912.24
  5. Step 5: Solve for x
    x = 172,687,986,912.24/349,827.60
  6. Step 6: Final answer
    x = 493,637.40

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1.5x scale

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.