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Finding the Fourth Proportional to 517,703.49, 775,900.96 and 233,090.96

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Solution

The fourth proportional to 517,703.49, 775,900.96 and 233,090.96 is: 349,341.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,703.49 : 775,900.96 = 233,090.96 : x
  2. Step 2: Convert to fraction form
    517,703.49/775,900.96 = 233,090.96/x
  3. Step 3: Cross multiply
    517,703.49x = 775,900.96 × 233,090.96
  4. Step 4: Simplify right side
    517,703.49x = 180,855,495,169.09
  5. Step 5: Solve for x
    x = 180,855,495,169.09/517,703.49
  6. Step 6: Final answer
    x = 349,341.85

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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.