Home / 818,597.76-1,228,169.92-363,126.16

Finding the Fourth Proportional to 818,597.76, 1,228,169.92 and 363,126.16

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Solution

The fourth proportional to 818,597.76, 1,228,169.92 and 363,126.16 is: 544,810.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,597.76 : 1,228,169.92 = 363,126.16 : x
  2. Step 2: Convert to fraction form
    818,597.76/1,228,169.92 = 363,126.16/x
  3. Step 3: Cross multiply
    818,597.76x = 1,228,169.92 × 363,126.16
  4. Step 4: Simplify right side
    818,597.76x = 445,980,626,877.11
  5. Step 5: Solve for x
    x = 445,980,626,877.11/818,597.76
  6. Step 6: Final answer
    x = 544,810.47

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.