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Finding the Fourth Proportional to 435,485.97, 601,000.20 and 241,915.77

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Solution

The fourth proportional to 435,485.97, 601,000.20 and 241,915.77 is: 333,860.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,485.97 : 601,000.20 = 241,915.77 : x
  2. Step 2: Convert to fraction form
    435,485.97/601,000.20 = 241,915.77/x
  3. Step 3: Cross multiply
    435,485.97x = 601,000.20 × 241,915.77
  4. Step 4: Simplify right side
    435,485.97x = 145,391,426,153.15
  5. Step 5: Solve for x
    x = 145,391,426,153.15/435,485.97
  6. Step 6: Final answer
    x = 333,860.18

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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.