Home / 341,814.12-471,710.82-190,911.40

Finding the Fourth Proportional to 341,814.12, 471,710.82 and 190,911.40

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Solution

The fourth proportional to 341,814.12, 471,710.82 and 190,911.40 is: 263,461.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,814.12 : 471,710.82 = 190,911.40 : x
  2. Step 2: Convert to fraction form
    341,814.12/471,710.82 = 190,911.40/x
  3. Step 3: Cross multiply
    341,814.12x = 471,710.82 × 190,911.40
  4. Step 4: Simplify right side
    341,814.12x = 90,054,973,041.35
  5. Step 5: Solve for x
    x = 90,054,973,041.35/341,814.12
  6. Step 6: Final answer
    x = 263,461.83

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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.