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Finding the Fourth Proportional to 650,835.72, 897,522.39 and 507,543.48

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Solution

The fourth proportional to 650,835.72, 897,522.39 and 507,543.48 is: 699,918.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,835.72 : 897,522.39 = 507,543.48 : x
  2. Step 2: Convert to fraction form
    650,835.72/897,522.39 = 507,543.48/x
  3. Step 3: Cross multiply
    650,835.72x = 897,522.39 × 507,543.48
  4. Step 4: Simplify right side
    650,835.72x = 455,531,637,198.52
  5. Step 5: Solve for x
    x = 455,531,637,198.52/650,835.72
  6. Step 6: Final answer
    x = 699,918.00

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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.