Home / 654,178.08-902,633.43-382,193.45

Finding the Fourth Proportional to 654,178.08, 902,633.43 and 382,193.45

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Solution

The fourth proportional to 654,178.08, 902,633.43 and 382,193.45 is: 527,349.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,178.08 : 902,633.43 = 382,193.45 : x
  2. Step 2: Convert to fraction form
    654,178.08/902,633.43 = 382,193.45/x
  3. Step 3: Cross multiply
    654,178.08x = 902,633.43 × 382,193.45
  4. Step 4: Simplify right side
    654,178.08x = 344,980,580,183.87
  5. Step 5: Solve for x
    x = 344,980,580,183.87/654,178.08
  6. Step 6: Final answer
    x = 527,349.65

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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.