Home / 543,965.37-816,075.72-534,928.14

Finding the Fourth Proportional to 543,965.37, 816,075.72 and 534,928.14

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Solution

The fourth proportional to 543,965.37, 816,075.72 and 534,928.14 is: 802,517.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,965.37 : 816,075.72 = 534,928.14 : x
  2. Step 2: Convert to fraction form
    543,965.37/816,075.72 = 534,928.14/x
  3. Step 3: Cross multiply
    543,965.37x = 816,075.72 × 534,928.14
  4. Step 4: Simplify right side
    543,965.37x = 436,541,866,998.76
  5. Step 5: Solve for x
    x = 436,541,866,998.76/543,965.37
  6. Step 6: Final answer
    x = 802,517.75

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1.5x scale

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.