Home / 328,829.60-493,244.40-293,837.60

Finding the Fourth Proportional to 328,829.60, 493,244.40 and 293,837.60

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Solution

The fourth proportional to 328,829.60, 493,244.40 and 293,837.60 is: 440,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,829.60 : 493,244.40 = 293,837.60 : x
  2. Step 2: Convert to fraction form
    328,829.60/493,244.40 = 293,837.60/x
  3. Step 3: Cross multiply
    328,829.60x = 493,244.40 × 293,837.60
  4. Step 4: Simplify right side
    328,829.60x = 144,933,750,709.44
  5. Step 5: Solve for x
    x = 144,933,750,709.44/328,829.60
  6. Step 6: Final answer
    x = 440,756.40

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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.