Home / 528,055.20-792,075.60-173,080.80

Finding the Fourth Proportional to 528,055.20, 792,075.60 and 173,080.80

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Solution

The fourth proportional to 528,055.20, 792,075.60 and 173,080.80 is: 259,618.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,055.20 : 792,075.60 = 173,080.80 : x
  2. Step 2: Convert to fraction form
    528,055.20/792,075.60 = 173,080.80/x
  3. Step 3: Cross multiply
    528,055.20x = 792,075.60 × 173,080.80
  4. Step 4: Simplify right side
    528,055.20x = 137,093,078,508.48
  5. Step 5: Solve for x
    x = 137,093,078,508.48/528,055.20
  6. Step 6: Final answer
    x = 259,618.84

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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.