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Finding the Fourth Proportional to 543,525.94, 750,084.66 and 301,812.55

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Solution

The fourth proportional to 543,525.94, 750,084.66 and 301,812.55 is: 416,511.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,525.94 : 750,084.66 = 301,812.55 : x
  2. Step 2: Convert to fraction form
    543,525.94/750,084.66 = 301,812.55/x
  3. Step 3: Cross multiply
    543,525.94x = 750,084.66 × 301,812.55
  4. Step 4: Simplify right side
    543,525.94x = 226,384,963,950.48
  5. Step 5: Solve for x
    x = 226,384,963,950.48/543,525.94
  6. Step 6: Final answer
    x = 416,511.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.