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Finding the Fourth Proportional to 569,816.52, 854,769.72 and 190,739.46

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Solution

The fourth proportional to 569,816.52, 854,769.72 and 190,739.46 is: 286,124.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,816.52 : 854,769.72 = 190,739.46 : x
  2. Step 2: Convert to fraction form
    569,816.52/854,769.72 = 190,739.46/x
  3. Step 3: Cross multiply
    569,816.52x = 854,769.72 × 190,739.46
  4. Step 4: Simplify right side
    569,816.52x = 163,038,314,817.15
  5. Step 5: Solve for x
    x = 163,038,314,817.15/569,816.52
  6. Step 6: Final answer
    x = 286,124.23

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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.