Home / 513,036-769,564.94-176,075.19

Finding the Fourth Proportional to 513,036, 769,564.94 and 176,075.19

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Solution

The fourth proportional to 513,036, 769,564.94 and 176,075.19 is: 264,116.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,036 : 769,564.94 = 176,075.19 : x
  2. Step 2: Convert to fraction form
    513,036/769,564.94 = 176,075.19/x
  3. Step 3: Cross multiply
    513,036x = 769,564.94 × 176,075.19
  4. Step 4: Simplify right side
    513,036x = 135,501,292,147.46
  5. Step 5: Solve for x
    x = 135,501,292,147.46/513,036
  6. Step 6: Final answer
    x = 264,116.54

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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.