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Finding the Fourth Proportional to 410,611.56, 567,035.16 and 388,248.24

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Solution

The fourth proportional to 410,611.56, 567,035.16 and 388,248.24 is: 536,152.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,611.56 : 567,035.16 = 388,248.24 : x
  2. Step 2: Convert to fraction form
    410,611.56/567,035.16 = 388,248.24/x
  3. Step 3: Cross multiply
    410,611.56x = 567,035.16 × 388,248.24
  4. Step 4: Simplify right side
    410,611.56x = 220,150,402,888.12
  5. Step 5: Solve for x
    x = 220,150,402,888.12/410,611.56
  6. Step 6: Final answer
    x = 536,152.47

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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.