Home / 673,851.83-929,928.47-367,940.34

Finding the Fourth Proportional to 673,851.83, 929,928.47 and 367,940.34

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Solution

The fourth proportional to 673,851.83, 929,928.47 and 367,940.34 is: 507,764.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,851.83 : 929,928.47 = 367,940.34 : x
  2. Step 2: Convert to fraction form
    673,851.83/929,928.47 = 367,940.34/x
  3. Step 3: Cross multiply
    673,851.83x = 929,928.47 × 367,940.34
  4. Step 4: Simplify right side
    673,851.83x = 342,158,197,427.48
  5. Step 5: Solve for x
    x = 342,158,197,427.48/673,851.83
  6. Step 6: Final answer
    x = 507,764.74

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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.