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Finding the Fourth Proportional to 435,059.81, 600,247.95 and 253,643.37

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Solution

The fourth proportional to 435,059.81, 600,247.95 and 253,643.37 is: 349,949.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,059.81 : 600,247.95 = 253,643.37 : x
  2. Step 2: Convert to fraction form
    435,059.81/600,247.95 = 253,643.37/x
  3. Step 3: Cross multiply
    435,059.81x = 600,247.95 × 253,643.37
  4. Step 4: Simplify right side
    435,059.81x = 152,248,912,873.59
  5. Step 5: Solve for x
    x = 152,248,912,873.59/435,059.81
  6. Step 6: Final answer
    x = 349,949.38

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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.