Home / 673,556.02-928,614.10-558,399.94

Finding the Fourth Proportional to 673,556.02, 928,614.10 and 558,399.94

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Solution

The fourth proportional to 673,556.02, 928,614.10 and 558,399.94 is: 769,851.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,556.02 : 928,614.10 = 558,399.94 : x
  2. Step 2: Convert to fraction form
    673,556.02/928,614.10 = 558,399.94/x
  3. Step 3: Cross multiply
    673,556.02x = 928,614.10 × 558,399.94
  4. Step 4: Simplify right side
    673,556.02x = 518,538,057,723.15
  5. Step 5: Solve for x
    x = 518,538,057,723.15/673,556.02
  6. Step 6: Final answer
    x = 769,851.42

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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.