Home / 718,385.56-1,069,096.30-694,465.72

Finding the Fourth Proportional to 718,385.56, 1,069,096.30 and 694,465.72

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Solution

The fourth proportional to 718,385.56, 1,069,096.30 and 694,465.72 is: 1,033,498.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,385.56 : 1,069,096.30 = 694,465.72 : x
  2. Step 2: Convert to fraction form
    718,385.56/1,069,096.30 = 694,465.72/x
  3. Step 3: Cross multiply
    718,385.56x = 1,069,096.30 × 694,465.72
  4. Step 4: Simplify right side
    718,385.56x = 742,450,731,728.84
  5. Step 5: Solve for x
    x = 742,450,731,728.84/718,385.56
  6. Step 6: Final answer
    x = 1,033,498.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.