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Finding the Fourth Proportional to 506,154.96, 759,421.98 and 262,844.39

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Solution

The fourth proportional to 506,154.96, 759,421.98 and 262,844.39 is: 394,365.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,154.96 : 759,421.98 = 262,844.39 : x
  2. Step 2: Convert to fraction form
    506,154.96/759,421.98 = 262,844.39/x
  3. Step 3: Cross multiply
    506,154.96x = 759,421.98 × 262,844.39
  4. Step 4: Simplify right side
    506,154.96x = 199,609,808,984.25
  5. Step 5: Solve for x
    x = 199,609,808,984.25/506,154.96
  6. Step 6: Final answer
    x = 394,365.02

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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.