Home / 528,823.56-792,561.42-247,721.16

Finding the Fourth Proportional to 528,823.56, 792,561.42 and 247,721.16

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Solution

The fourth proportional to 528,823.56, 792,561.42 and 247,721.16 is: 371,266.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,823.56 : 792,561.42 = 247,721.16 : x
  2. Step 2: Convert to fraction form
    528,823.56/792,561.42 = 247,721.16/x
  3. Step 3: Cross multiply
    528,823.56x = 792,561.42 × 247,721.16
  4. Step 4: Simplify right side
    528,823.56x = 196,334,234,333.65
  5. Step 5: Solve for x
    x = 196,334,234,333.65/528,823.56
  6. Step 6: Final answer
    x = 371,266.05

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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.