Home / 965,123.30-1,446,700.80-565,558.40

Finding the Fourth Proportional to 965,123.30, 1,446,700.80 and 565,558.40

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Solution

The fourth proportional to 965,123.30, 1,446,700.80 and 565,558.40 is: 847,760.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,123.30 : 1,446,700.80 = 565,558.40 : x
  2. Step 2: Convert to fraction form
    965,123.30/1,446,700.80 = 565,558.40/x
  3. Step 3: Cross multiply
    965,123.30x = 1,446,700.80 × 565,558.40
  4. Step 4: Simplify right side
    965,123.30x = 818,193,789,726.72
  5. Step 5: Solve for x
    x = 818,193,789,726.72/965,123.30
  6. Step 6: Final answer
    x = 847,760.89

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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.