Home / 679,059.17-1,018,746.29-199,267.59

Finding the Fourth Proportional to 679,059.17, 1,018,746.29 and 199,267.59

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Solution

The fourth proportional to 679,059.17, 1,018,746.29 and 199,267.59 is: 298,947.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,059.17 : 1,018,746.29 = 199,267.59 : x
  2. Step 2: Convert to fraction form
    679,059.17/1,018,746.29 = 199,267.59/x
  3. Step 3: Cross multiply
    679,059.17x = 1,018,746.29 × 199,267.59
  4. Step 4: Simplify right side
    679,059.17x = 203,003,121,787.77
  5. Step 5: Solve for x
    x = 203,003,121,787.77/679,059.17
  6. Step 6: Final answer
    x = 298,947.62

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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.