Home / 353,926.60-530,544.30-316,601.80

Finding the Fourth Proportional to 353,926.60, 530,544.30 and 316,601.80

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Solution

The fourth proportional to 353,926.60, 530,544.30 and 316,601.80 is: 474,593.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,926.60 : 530,544.30 = 316,601.80 : x
  2. Step 2: Convert to fraction form
    353,926.60/530,544.30 = 316,601.80/x
  3. Step 3: Cross multiply
    353,926.60x = 530,544.30 × 316,601.80
  4. Step 4: Simplify right side
    353,926.60x = 167,971,280,359.74
  5. Step 5: Solve for x
    x = 167,971,280,359.74/353,926.60
  6. Step 6: Final answer
    x = 474,593.55

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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.