Home / 626,023.56-939,073.37-176,778.30

Finding the Fourth Proportional to 626,023.56, 939,073.37 and 176,778.30

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Solution

The fourth proportional to 626,023.56, 939,073.37 and 176,778.30 is: 265,178.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,023.56 : 939,073.37 = 176,778.30 : x
  2. Step 2: Convert to fraction form
    626,023.56/939,073.37 = 176,778.30/x
  3. Step 3: Cross multiply
    626,023.56x = 939,073.37 × 176,778.30
  4. Step 4: Simplify right side
    626,023.56x = 166,007,793,923.87
  5. Step 5: Solve for x
    x = 166,007,793,923.87/626,023.56
  6. Step 6: Final answer
    x = 265,178.19

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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.