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Finding the Fourth Proportional to 415,267.04, 573,113.40 and 254,230.40

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Solution

The fourth proportional to 415,267.04, 573,113.40 and 254,230.40 is: 350,865.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,267.04 : 573,113.40 = 254,230.40 : x
  2. Step 2: Convert to fraction form
    415,267.04/573,113.40 = 254,230.40/x
  3. Step 3: Cross multiply
    415,267.04x = 573,113.40 × 254,230.40
  4. Step 4: Simplify right side
    415,267.04x = 145,702,848,927.36
  5. Step 5: Solve for x
    x = 145,702,848,927.36/415,267.04
  6. Step 6: Final answer
    x = 350,865.43

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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.