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Finding the Fourth Proportional to 341,314.57, 471,014.30 and 190,411.57

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Solution

The fourth proportional to 341,314.57, 471,014.30 and 190,411.57 is: 262,768.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,314.57 : 471,014.30 = 190,411.57 : x
  2. Step 2: Convert to fraction form
    341,314.57/471,014.30 = 190,411.57/x
  3. Step 3: Cross multiply
    341,314.57x = 471,014.30 × 190,411.57
  4. Step 4: Simplify right side
    341,314.57x = 89,686,572,355.45
  5. Step 5: Solve for x
    x = 89,686,572,355.45/341,314.57
  6. Step 6: Final answer
    x = 262,768.07

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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.