Home / 946,150.07-1,418,381.08-346,971.20

Finding the Fourth Proportional to 946,150.07, 1,418,381.08 and 346,971.20

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Solution

The fourth proportional to 946,150.07, 1,418,381.08 and 346,971.20 is: 520,147.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,150.07 : 1,418,381.08 = 346,971.20 : x
  2. Step 2: Convert to fraction form
    946,150.07/1,418,381.08 = 346,971.20/x
  3. Step 3: Cross multiply
    946,150.07x = 1,418,381.08 × 346,971.20
  4. Step 4: Simplify right side
    946,150.07x = 492,137,377,425.56
  5. Step 5: Solve for x
    x = 492,137,377,425.56/946,150.07
  6. Step 6: Final answer
    x = 520,147.27

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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.