Home / 937,404.36-1,406,179.44-306,381.96

Finding the Fourth Proportional to 937,404.36, 1,406,179.44 and 306,381.96

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Solution

The fourth proportional to 937,404.36, 1,406,179.44 and 306,381.96 is: 459,596.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,404.36 : 1,406,179.44 = 306,381.96 : x
  2. Step 2: Convert to fraction form
    937,404.36/1,406,179.44 = 306,381.96/x
  3. Step 3: Cross multiply
    937,404.36x = 1,406,179.44 × 306,381.96
  4. Step 4: Simplify right side
    937,404.36x = 430,828,012,938.90
  5. Step 5: Solve for x
    x = 430,828,012,938.90/937,404.36
  6. Step 6: Final answer
    x = 459,596.77

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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.