Home / 537,075.81-741,163.68-307,707.30

Finding the Fourth Proportional to 537,075.81, 741,163.68 and 307,707.30

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Solution

The fourth proportional to 537,075.81, 741,163.68 and 307,707.30 is: 424,635.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,075.81 : 741,163.68 = 307,707.30 : x
  2. Step 2: Convert to fraction form
    537,075.81/741,163.68 = 307,707.30/x
  3. Step 3: Cross multiply
    537,075.81x = 741,163.68 × 307,707.30
  4. Step 4: Simplify right side
    537,075.81x = 228,061,474,830.86
  5. Step 5: Solve for x
    x = 228,061,474,830.86/537,075.81
  6. Step 6: Final answer
    x = 424,635.54

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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.