Home / 683,837.64-943,714.80-377,933.85

Finding the Fourth Proportional to 683,837.64, 943,714.80 and 377,933.85

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Solution

The fourth proportional to 683,837.64, 943,714.80 and 377,933.85 is: 521,559.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,837.64 : 943,714.80 = 377,933.85 : x
  2. Step 2: Convert to fraction form
    683,837.64/943,714.80 = 377,933.85/x
  3. Step 3: Cross multiply
    683,837.64x = 943,714.80 × 377,933.85
  4. Step 4: Simplify right side
    683,837.64x = 356,661,767,665.98
  5. Step 5: Solve for x
    x = 356,661,767,665.98/683,837.64
  6. Step 6: Final answer
    x = 521,559.13

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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.