Home / 626,023.63-863,924.39-384,185.17

Finding the Fourth Proportional to 626,023.63, 863,924.39 and 384,185.17

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Solution

The fourth proportional to 626,023.63, 863,924.39 and 384,185.17 is: 530,182.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,023.63 : 863,924.39 = 384,185.17 : x
  2. Step 2: Convert to fraction form
    626,023.63/863,924.39 = 384,185.17/x
  3. Step 3: Cross multiply
    626,023.63x = 863,924.39 × 384,185.17
  4. Step 4: Simplify right side
    626,023.63x = 331,906,938,639.30
  5. Step 5: Solve for x
    x = 331,906,938,639.30/626,023.63
  6. Step 6: Final answer
    x = 530,182.76

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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.