Home / 528,282.79-792,455.67-204,073.40

Finding the Fourth Proportional to 528,282.79, 792,455.67 and 204,073.40

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Solution

The fourth proportional to 528,282.79, 792,455.67 and 204,073.40 is: 306,122.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,282.79 : 792,455.67 = 204,073.40 : x
  2. Step 2: Convert to fraction form
    528,282.79/792,455.67 = 204,073.40/x
  3. Step 3: Cross multiply
    528,282.79x = 792,455.67 × 204,073.40
  4. Step 4: Simplify right side
    528,282.79x = 161,719,122,926.18
  5. Step 5: Solve for x
    x = 161,719,122,926.18/528,282.79
  6. Step 6: Final answer
    x = 306,122.26

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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.