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Finding the Fourth Proportional to 569,602.15, 786,051.17 and 324,579.90

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Solution

The fourth proportional to 569,602.15, 786,051.17 and 324,579.90 is: 447,920.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,602.15 : 786,051.17 = 324,579.90 : x
  2. Step 2: Convert to fraction form
    569,602.15/786,051.17 = 324,579.90/x
  3. Step 3: Cross multiply
    569,602.15x = 786,051.17 × 324,579.90
  4. Step 4: Simplify right side
    569,602.15x = 255,136,404,600.33
  5. Step 5: Solve for x
    x = 255,136,404,600.33/569,602.15
  6. Step 6: Final answer
    x = 447,920.37

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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.