Home / 674,556.04-930,946.26-372,808.36

Finding the Fourth Proportional to 674,556.04, 930,946.26 and 372,808.36

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Solution

The fourth proportional to 674,556.04, 930,946.26 and 372,808.36 is: 514,508.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,556.04 : 930,946.26 = 372,808.36 : x
  2. Step 2: Convert to fraction form
    674,556.04/930,946.26 = 372,808.36/x
  3. Step 3: Cross multiply
    674,556.04x = 930,946.26 × 372,808.36
  4. Step 4: Simplify right side
    674,556.04x = 347,064,548,438.73
  5. Step 5: Solve for x
    x = 347,064,548,438.73/674,556.04
  6. Step 6: Final answer
    x = 514,508.10

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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.