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Finding the Fourth Proportional to 546,435.64, 754,084.47 and 304,733.49

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Solution

The fourth proportional to 546,435.64, 754,084.47 and 304,733.49 is: 420,534.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,435.64 : 754,084.47 = 304,733.49 : x
  2. Step 2: Convert to fraction form
    546,435.64/754,084.47 = 304,733.49/x
  3. Step 3: Cross multiply
    546,435.64x = 754,084.47 × 304,733.49
  4. Step 4: Simplify right side
    546,435.64x = 229,794,792,297.90
  5. Step 5: Solve for x
    x = 229,794,792,297.90/546,435.64
  6. Step 6: Final answer
    x = 420,534.05

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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.