Home / 471,186.18-706,776.03-190,699.38

Finding the Fourth Proportional to 471,186.18, 706,776.03 and 190,699.38

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Solution

The fourth proportional to 471,186.18, 706,776.03 and 190,699.38 is: 286,047.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,186.18 : 706,776.03 = 190,699.38 : x
  2. Step 2: Convert to fraction form
    471,186.18/706,776.03 = 190,699.38/x
  3. Step 3: Cross multiply
    471,186.18x = 706,776.03 × 190,699.38
  4. Step 4: Simplify right side
    471,186.18x = 134,781,750,719.86
  5. Step 5: Solve for x
    x = 134,781,750,719.86/471,186.18
  6. Step 6: Final answer
    x = 286,047.76

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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.