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Finding the Fourth Proportional to 537,071.84, 741,144.36 and 295,354.40

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Solution

The fourth proportional to 537,071.84, 741,144.36 and 295,354.40 is: 407,580.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,071.84 : 741,144.36 = 295,354.40 : x
  2. Step 2: Convert to fraction form
    537,071.84/741,144.36 = 295,354.40/x
  3. Step 3: Cross multiply
    537,071.84x = 741,144.36 × 295,354.40
  4. Step 4: Simplify right side
    537,071.84x = 218,900,247,761.18
  5. Step 5: Solve for x
    x = 218,900,247,761.18/537,071.84
  6. Step 6: Final answer
    x = 407,580.94

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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.