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Finding the Fourth Proportional to 589,593.60, 884,172.78 and 210,412.86

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Solution

The fourth proportional to 589,593.60, 884,172.78 and 210,412.86 is: 315,541.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,593.60 : 884,172.78 = 210,412.86 : x
  2. Step 2: Convert to fraction form
    589,593.60/884,172.78 = 210,412.86/x
  3. Step 3: Cross multiply
    589,593.60x = 884,172.78 × 210,412.86
  4. Step 4: Simplify right side
    589,593.60x = 186,041,323,373.95
  5. Step 5: Solve for x
    x = 186,041,323,373.95/589,593.60
  6. Step 6: Final answer
    x = 315,541.63

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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.