Home / 790,177.50-1,090,444.95-432,481.50

Finding the Fourth Proportional to 790,177.50, 1,090,444.95 and 432,481.50

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Solution

The fourth proportional to 790,177.50, 1,090,444.95 and 432,481.50 is: 596,824.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,177.50 : 1,090,444.95 = 432,481.50 : x
  2. Step 2: Convert to fraction form
    790,177.50/1,090,444.95 = 432,481.50/x
  3. Step 3: Cross multiply
    790,177.50x = 1,090,444.95 × 432,481.50
  4. Step 4: Simplify right side
    790,177.50x = 471,597,267,643.43
  5. Step 5: Solve for x
    x = 471,597,267,643.43/790,177.50
  6. Step 6: Final answer
    x = 596,824.47

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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.