Home / 626,247.89-939,433.32-176,972.21

Finding the Fourth Proportional to 626,247.89, 939,433.32 and 176,972.21

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Solution

The fourth proportional to 626,247.89, 939,433.32 and 176,972.21 is: 265,475.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,247.89 : 939,433.32 = 176,972.21 : x
  2. Step 2: Convert to fraction form
    626,247.89/939,433.32 = 176,972.21/x
  3. Step 3: Cross multiply
    626,247.89x = 939,433.32 × 176,972.21
  4. Step 4: Simplify right side
    626,247.89x = 166,253,586,090.87
  5. Step 5: Solve for x
    x = 166,253,586,090.87/626,247.89
  6. Step 6: Final answer
    x = 265,475.68

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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.