Home / 835,123.60-1,252,679.40-204,031.60

Finding the Fourth Proportional to 835,123.60, 1,252,679.40 and 204,031.60

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Solution

The fourth proportional to 835,123.60, 1,252,679.40 and 204,031.60 is: 306,045.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,123.60 : 1,252,679.40 = 204,031.60 : x
  2. Step 2: Convert to fraction form
    835,123.60/1,252,679.40 = 204,031.60/x
  3. Step 3: Cross multiply
    835,123.60x = 1,252,679.40 × 204,031.60
  4. Step 4: Simplify right side
    835,123.60x = 255,586,182,269.04
  5. Step 5: Solve for x
    x = 255,586,182,269.04/835,123.60
  6. Step 6: Final answer
    x = 306,045.93

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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.