Home / 935,567.87-1,291,082.81-505,846.98

Finding the Fourth Proportional to 935,567.87, 1,291,082.81 and 505,846.98

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Solution

The fourth proportional to 935,567.87, 1,291,082.81 and 505,846.98 is: 698,068.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,567.87 : 1,291,082.81 = 505,846.98 : x
  2. Step 2: Convert to fraction form
    935,567.87/1,291,082.81 = 505,846.98/x
  3. Step 3: Cross multiply
    935,567.87x = 1,291,082.81 × 505,846.98
  4. Step 4: Simplify right side
    935,567.87x = 653,090,337,839.18
  5. Step 5: Solve for x
    x = 653,090,337,839.18/935,567.87
  6. Step 6: Final answer
    x = 698,068.37

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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.