Home / 289,066.40-433,599.60-182,778.20

Finding the Fourth Proportional to 289,066.40, 433,599.60 and 182,778.20

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Solution

The fourth proportional to 289,066.40, 433,599.60 and 182,778.20 is: 274,167.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,066.40 : 433,599.60 = 182,778.20 : x
  2. Step 2: Convert to fraction form
    289,066.40/433,599.60 = 182,778.20/x
  3. Step 3: Cross multiply
    289,066.40x = 433,599.60 × 182,778.20
  4. Step 4: Simplify right side
    289,066.40x = 79,252,554,408.72
  5. Step 5: Solve for x
    x = 79,252,554,408.72/289,066.40
  6. Step 6: Final answer
    x = 274,167.30

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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.