Home / 673,475.56-929,514.82-401,560.18

Finding the Fourth Proportional to 673,475.56, 929,514.82 and 401,560.18

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Solution

The fourth proportional to 673,475.56, 929,514.82 and 401,560.18 is: 554,223.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,475.56 : 929,514.82 = 401,560.18 : x
  2. Step 2: Convert to fraction form
    673,475.56/929,514.82 = 401,560.18/x
  3. Step 3: Cross multiply
    673,475.56x = 929,514.82 × 401,560.18
  4. Step 4: Simplify right side
    673,475.56x = 373,256,138,431.87
  5. Step 5: Solve for x
    x = 373,256,138,431.87/673,475.56
  6. Step 6: Final answer
    x = 554,223.73

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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.