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Finding the Fourth Proportional to 530,783.51, 732,380.60 and 337,222.73

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Solution

The fourth proportional to 530,783.51, 732,380.60 and 337,222.73 is: 465,303.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,783.51 : 732,380.60 = 337,222.73 : x
  2. Step 2: Convert to fraction form
    530,783.51/732,380.60 = 337,222.73/x
  3. Step 3: Cross multiply
    530,783.51x = 732,380.60 × 337,222.73
  4. Step 4: Simplify right side
    530,783.51x = 246,975,385,331.04
  5. Step 5: Solve for x
    x = 246,975,385,331.04/530,783.51
  6. Step 6: Final answer
    x = 465,303.43

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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.