Home / 626,332.85-939,039.18-199,623.14

Finding the Fourth Proportional to 626,332.85, 939,039.18 and 199,623.14

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Solution

The fourth proportional to 626,332.85, 939,039.18 and 199,623.14 is: 299,288.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,332.85 : 939,039.18 = 199,623.14 : x
  2. Step 2: Convert to fraction form
    626,332.85/939,039.18 = 199,623.14/x
  3. Step 3: Cross multiply
    626,332.85x = 939,039.18 × 199,623.14
  4. Step 4: Simplify right side
    626,332.85x = 187,453,949,694.63
  5. Step 5: Solve for x
    x = 187,453,949,694.63/626,332.85
  6. Step 6: Final answer
    x = 299,288.07

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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.