Home / 653,555.48-901,991.13-367,075.55

Finding the Fourth Proportional to 653,555.48, 901,991.13 and 367,075.55

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Solution

The fourth proportional to 653,555.48, 901,991.13 and 367,075.55 is: 506,611.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,555.48 : 901,991.13 = 367,075.55 : x
  2. Step 2: Convert to fraction form
    653,555.48/901,991.13 = 367,075.55/x
  3. Step 3: Cross multiply
    653,555.48x = 901,991.13 × 367,075.55
  4. Step 4: Simplify right side
    653,555.48x = 331,098,892,394.85
  5. Step 5: Solve for x
    x = 331,098,892,394.85/653,555.48
  6. Step 6: Final answer
    x = 506,611.76

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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.