Home / 669,038.37-923,281.79-363,118.41

Finding the Fourth Proportional to 669,038.37, 923,281.79 and 363,118.41

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Solution

The fourth proportional to 669,038.37, 923,281.79 and 363,118.41 is: 501,108.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,038.37 : 923,281.79 = 363,118.41 : x
  2. Step 2: Convert to fraction form
    669,038.37/923,281.79 = 363,118.41/x
  3. Step 3: Cross multiply
    669,038.37x = 923,281.79 × 363,118.41
  4. Step 4: Simplify right side
    669,038.37x = 335,260,615,793.70
  5. Step 5: Solve for x
    x = 335,260,615,793.70/669,038.37
  6. Step 6: Final answer
    x = 501,108.21

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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.