Home / 679,179.14-1,018,803.60-173,744.50

Finding the Fourth Proportional to 679,179.14, 1,018,803.60 and 173,744.50

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Solution

The fourth proportional to 679,179.14, 1,018,803.60 and 173,744.50 is: 260,625.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,179.14 : 1,018,803.60 = 173,744.50 : x
  2. Step 2: Convert to fraction form
    679,179.14/1,018,803.60 = 173,744.50/x
  3. Step 3: Cross multiply
    679,179.14x = 1,018,803.60 × 173,744.50
  4. Step 4: Simplify right side
    679,179.14x = 177,011,519,533.19
  5. Step 5: Solve for x
    x = 177,011,519,533.19/679,179.14
  6. Step 6: Final answer
    x = 260,625.67

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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.