Home / 668,944.40-923,101.80-367,136.24

Finding the Fourth Proportional to 668,944.40, 923,101.80 and 367,136.24

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Solution

The fourth proportional to 668,944.40, 923,101.80 and 367,136.24 is: 506,625.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,944.40 : 923,101.80 = 367,136.24 : x
  2. Step 2: Convert to fraction form
    668,944.40/923,101.80 = 367,136.24/x
  3. Step 3: Cross multiply
    668,944.40x = 923,101.80 × 367,136.24
  4. Step 4: Simplify right side
    668,944.40x = 338,904,123,989.23
  5. Step 5: Solve for x
    x = 338,904,123,989.23/668,944.40
  6. Step 6: Final answer
    x = 506,625.25

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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.