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Finding the Fourth Proportional to 402,525.46, 555,440.52 and 241,387.30

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Solution

The fourth proportional to 402,525.46, 555,440.52 and 241,387.30 is: 333,087.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,525.46 : 555,440.52 = 241,387.30 : x
  2. Step 2: Convert to fraction form
    402,525.46/555,440.52 = 241,387.30/x
  3. Step 3: Cross multiply
    402,525.46x = 555,440.52 × 241,387.30
  4. Step 4: Simplify right side
    402,525.46x = 134,076,287,433.40
  5. Step 5: Solve for x
    x = 134,076,287,433.40/402,525.46
  6. Step 6: Final answer
    x = 333,087.72

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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.