Home / 929,434.80-1,394,123.40-264,586.80

Finding the Fourth Proportional to 929,434.80, 1,394,123.40 and 264,586.80

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Solution

The fourth proportional to 929,434.80, 1,394,123.40 and 264,586.80 is: 396,872.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,434.80 : 1,394,123.40 = 264,586.80 : x
  2. Step 2: Convert to fraction form
    929,434.80/1,394,123.40 = 264,586.80/x
  3. Step 3: Cross multiply
    929,434.80x = 1,394,123.40 × 264,586.80
  4. Step 4: Simplify right side
    929,434.80x = 368,866,649,211.12
  5. Step 5: Solve for x
    x = 368,866,649,211.12/929,434.80
  6. Step 6: Final answer
    x = 396,872.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.