Home / 673,290.02-928,299.83-431,174.54

Finding the Fourth Proportional to 673,290.02, 928,299.83 and 431,174.54

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Solution

The fourth proportional to 673,290.02, 928,299.83 and 431,174.54 is: 594,482.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,290.02 : 928,299.83 = 431,174.54 : x
  2. Step 2: Convert to fraction form
    673,290.02/928,299.83 = 431,174.54/x
  3. Step 3: Cross multiply
    673,290.02x = 928,299.83 × 431,174.54
  4. Step 4: Simplify right side
    673,290.02x = 400,259,252,182.33
  5. Step 5: Solve for x
    x = 400,259,252,182.33/673,290.02
  6. Step 6: Final answer
    x = 594,482.68

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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.