Home / 373,816.08-515,864.70-204,050.34

Finding the Fourth Proportional to 373,816.08, 515,864.70 and 204,050.34

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Solution

The fourth proportional to 373,816.08, 515,864.70 and 204,050.34 is: 281,588.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,816.08 : 515,864.70 = 204,050.34 : x
  2. Step 2: Convert to fraction form
    373,816.08/515,864.70 = 204,050.34/x
  3. Step 3: Cross multiply
    373,816.08x = 515,864.70 × 204,050.34
  4. Step 4: Simplify right side
    373,816.08x = 105,262,367,429.00
  5. Step 5: Solve for x
    x = 105,262,367,429.00/373,816.08
  6. Step 6: Final answer
    x = 281,588.66

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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.