Home / 528,266.10-792,107.55-173,097.30

Finding the Fourth Proportional to 528,266.10, 792,107.55 and 173,097.30

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Solution

The fourth proportional to 528,266.10, 792,107.55 and 173,097.30 is: 259,550.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,266.10 : 792,107.55 = 173,097.30 : x
  2. Step 2: Convert to fraction form
    528,266.10/792,107.55 = 173,097.30/x
  3. Step 3: Cross multiply
    528,266.10x = 792,107.55 × 173,097.30
  4. Step 4: Simplify right side
    528,266.10x = 137,111,678,214.62
  5. Step 5: Solve for x
    x = 137,111,678,214.62/528,266.10
  6. Step 6: Final answer
    x = 259,550.40

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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.