Home / 543,736.46-750,368.21-298,724.38

Finding the Fourth Proportional to 543,736.46, 750,368.21 and 298,724.38

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Solution

The fourth proportional to 543,736.46, 750,368.21 and 298,724.38 is: 412,246.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,736.46 : 750,368.21 = 298,724.38 : x
  2. Step 2: Convert to fraction form
    543,736.46/750,368.21 = 298,724.38/x
  3. Step 3: Cross multiply
    543,736.46x = 750,368.21 × 298,724.38
  4. Step 4: Simplify right side
    543,736.46x = 224,153,274,934.42
  5. Step 5: Solve for x
    x = 224,153,274,934.42/543,736.46
  6. Step 6: Final answer
    x = 412,246.17

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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.