Home / 433,804.17-649,858.77-298,844.40

Finding the Fourth Proportional to 433,804.17, 649,858.77 and 298,844.40

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Solution

The fourth proportional to 433,804.17, 649,858.77 and 298,844.40 is: 447,682.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,804.17 : 649,858.77 = 298,844.40 : x
  2. Step 2: Convert to fraction form
    433,804.17/649,858.77 = 298,844.40/x
  3. Step 3: Cross multiply
    433,804.17x = 649,858.77 × 298,844.40
  4. Step 4: Simplify right side
    433,804.17x = 194,206,654,205.39
  5. Step 5: Solve for x
    x = 194,206,654,205.39/433,804.17
  6. Step 6: Final answer
    x = 447,682.77

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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.