Home / 773,003.52-1,159,336.80-393,521.76

Finding the Fourth Proportional to 773,003.52, 1,159,336.80 and 393,521.76

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Solution

The fourth proportional to 773,003.52, 1,159,336.80 and 393,521.76 is: 590,196.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,003.52 : 1,159,336.80 = 393,521.76 : x
  2. Step 2: Convert to fraction form
    773,003.52/1,159,336.80 = 393,521.76/x
  3. Step 3: Cross multiply
    773,003.52x = 1,159,336.80 × 393,521.76
  4. Step 4: Simplify right side
    773,003.52x = 456,224,257,968.77
  5. Step 5: Solve for x
    x = 456,224,257,968.77/773,003.52
  6. Step 6: Final answer
    x = 590,196.87

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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.