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Finding the Fourth Proportional to 503,602.90, 755,404.43 and 166,553.08

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Solution

The fourth proportional to 503,602.90, 755,404.43 and 166,553.08 is: 249,829.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,602.90 : 755,404.43 = 166,553.08 : x
  2. Step 2: Convert to fraction form
    503,602.90/755,404.43 = 166,553.08/x
  3. Step 3: Cross multiply
    503,602.90x = 755,404.43 × 166,553.08
  4. Step 4: Simplify right side
    503,602.90x = 125,814,931,740.87
  5. Step 5: Solve for x
    x = 125,814,931,740.87/503,602.90
  6. Step 6: Final answer
    x = 249,829.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.