Home / 340,566.08-470,018.10-187,619.94

Finding the Fourth Proportional to 340,566.08, 470,018.10 and 187,619.94

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Solution

The fourth proportional to 340,566.08, 470,018.10 and 187,619.94 is: 258,935.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,566.08 : 470,018.10 = 187,619.94 : x
  2. Step 2: Convert to fraction form
    340,566.08/470,018.10 = 187,619.94/x
  3. Step 3: Cross multiply
    340,566.08x = 470,018.10 × 187,619.94
  4. Step 4: Simplify right side
    340,566.08x = 88,184,767,720.91
  5. Step 5: Solve for x
    x = 88,184,767,720.91/340,566.08
  6. Step 6: Final answer
    x = 258,935.85

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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.