Home / 340,624.08-470,061.36-197,467.11

Finding the Fourth Proportional to 340,624.08, 470,061.36 and 197,467.11

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Solution

The fourth proportional to 340,624.08, 470,061.36 and 197,467.11 is: 272,504.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,624.08 : 470,061.36 = 197,467.11 : x
  2. Step 2: Convert to fraction form
    340,624.08/470,061.36 = 197,467.11/x
  3. Step 3: Cross multiply
    340,624.08x = 470,061.36 × 197,467.11
  4. Step 4: Simplify right side
    340,624.08x = 92,821,658,281.87
  5. Step 5: Solve for x
    x = 92,821,658,281.87/340,624.08
  6. Step 6: Final answer
    x = 272,504.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.