Home / 341,320.50-471,022.56-190,417.50

Finding the Fourth Proportional to 341,320.50, 471,022.56 and 190,417.50

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Solution

The fourth proportional to 341,320.50, 471,022.56 and 190,417.50 is: 262,776.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,320.50 : 471,022.56 = 190,417.50 : x
  2. Step 2: Convert to fraction form
    341,320.50/471,022.56 = 190,417.50/x
  3. Step 3: Cross multiply
    341,320.50x = 471,022.56 × 190,417.50
  4. Step 4: Simplify right side
    341,320.50x = 89,690,938,318.80
  5. Step 5: Solve for x
    x = 89,690,938,318.80/341,320.50
  6. Step 6: Final answer
    x = 262,776.30

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1.5x scale

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.