Home / 790,373.71-1,185,561.42-369,944.83

Finding the Fourth Proportional to 790,373.71, 1,185,561.42 and 369,944.83

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Solution

The fourth proportional to 790,373.71, 1,185,561.42 and 369,944.83 is: 554,917.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,373.71 : 1,185,561.42 = 369,944.83 : x
  2. Step 2: Convert to fraction form
    790,373.71/1,185,561.42 = 369,944.83/x
  3. Step 3: Cross multiply
    790,373.71x = 1,185,561.42 × 369,944.83
  4. Step 4: Simplify right side
    790,373.71x = 438,592,317,976.46
  5. Step 5: Solve for x
    x = 438,592,317,976.46/790,373.71
  6. Step 6: Final answer
    x = 554,917.65

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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.