Home / 443,580.40-612,146.85-252,594.55

Finding the Fourth Proportional to 443,580.40, 612,146.85 and 252,594.55

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Solution

The fourth proportional to 443,580.40, 612,146.85 and 252,594.55 is: 348,583.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,580.40 : 612,146.85 = 252,594.55 : x
  2. Step 2: Convert to fraction form
    443,580.40/612,146.85 = 252,594.55/x
  3. Step 3: Cross multiply
    443,580.40x = 612,146.85 × 252,594.55
  4. Step 4: Simplify right side
    443,580.40x = 154,624,955,048.93
  5. Step 5: Solve for x
    x = 154,624,955,048.93/443,580.40
  6. Step 6: Final answer
    x = 348,583.83

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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.