Home / 546,733.53-754,557.93-320,379.03

Finding the Fourth Proportional to 546,733.53, 754,557.93 and 320,379.03

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Solution

The fourth proportional to 546,733.53, 754,557.93 and 320,379.03 is: 442,161.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,733.53 : 754,557.93 = 320,379.03 : x
  2. Step 2: Convert to fraction form
    546,733.53/754,557.93 = 320,379.03/x
  3. Step 3: Cross multiply
    546,733.53x = 754,557.93 × 320,379.03
  4. Step 4: Simplify right side
    546,733.53x = 241,744,537,692.21
  5. Step 5: Solve for x
    x = 241,744,537,692.21/546,733.53
  6. Step 6: Final answer
    x = 442,161.54

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1.5x scale

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.