Home / 658,096.49-986,948.55-279,011.13

Finding the Fourth Proportional to 658,096.49, 986,948.55 and 279,011.13

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Solution

The fourth proportional to 658,096.49, 986,948.55 and 279,011.13 is: 418,433.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,096.49 : 986,948.55 = 279,011.13 : x
  2. Step 2: Convert to fraction form
    658,096.49/986,948.55 = 279,011.13/x
  3. Step 3: Cross multiply
    658,096.49x = 986,948.55 × 279,011.13
  4. Step 4: Simplify right side
    658,096.49x = 275,369,630,187.36
  5. Step 5: Solve for x
    x = 275,369,630,187.36/658,096.49
  6. Step 6: Final answer
    x = 418,433.52

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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.