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Finding the Fourth Proportional to 540,670.95, 746,141.63 and 295,670.12

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Solution

The fourth proportional to 540,670.95, 746,141.63 and 295,670.12 is: 408,033.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,670.95 : 746,141.63 = 295,670.12 : x
  2. Step 2: Convert to fraction form
    540,670.95/746,141.63 = 295,670.12/x
  3. Step 3: Cross multiply
    540,670.95x = 746,141.63 × 295,670.12
  4. Step 4: Simplify right side
    540,670.95x = 220,611,780,070.04
  5. Step 5: Solve for x
    x = 220,611,780,070.04/540,670.95
  6. Step 6: Final answer
    x = 408,033.35

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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.