Home / 634,816.48-951,555.24-208,240.91

Finding the Fourth Proportional to 634,816.48, 951,555.24 and 208,240.91

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Solution

The fourth proportional to 634,816.48, 951,555.24 and 208,240.91 is: 312,141.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,816.48 : 951,555.24 = 208,240.91 : x
  2. Step 2: Convert to fraction form
    634,816.48/951,555.24 = 208,240.91/x
  3. Step 3: Cross multiply
    634,816.48x = 951,555.24 × 208,240.91
  4. Step 4: Simplify right side
    634,816.48x = 198,152,729,092.87
  5. Step 5: Solve for x
    x = 198,152,729,092.87/634,816.48
  6. Step 6: Final answer
    x = 312,141.75

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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.