Home / 540,826.95-811,003.77-256,598.58

Finding the Fourth Proportional to 540,826.95, 811,003.77 and 256,598.58

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Solution

The fourth proportional to 540,826.95, 811,003.77 and 256,598.58 is: 384,785.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,826.95 : 811,003.77 = 256,598.58 : x
  2. Step 2: Convert to fraction form
    540,826.95/811,003.77 = 256,598.58/x
  3. Step 3: Cross multiply
    540,826.95x = 811,003.77 × 256,598.58
  4. Step 4: Simplify right side
    540,826.95x = 208,102,418,076.23
  5. Step 5: Solve for x
    x = 208,102,418,076.23/540,826.95
  6. Step 6: Final answer
    x = 384,785.59

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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.