Home / 993,859.26-1,371,835.35-564,425.34

Finding the Fourth Proportional to 993,859.26, 1,371,835.35 and 564,425.34

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Solution

The fourth proportional to 993,859.26, 1,371,835.35 and 564,425.34 is: 779,082.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,859.26 : 1,371,835.35 = 564,425.34 : x
  2. Step 2: Convert to fraction form
    993,859.26/1,371,835.35 = 564,425.34/x
  3. Step 3: Cross multiply
    993,859.26x = 1,371,835.35 × 564,425.34
  4. Step 4: Simplify right side
    993,859.26x = 774,298,633,847.77
  5. Step 5: Solve for x
    x = 774,298,633,847.77/993,859.26
  6. Step 6: Final answer
    x = 779,082.78

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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.