Home / 756,102.40-1,043,468.40-416,570.56

Finding the Fourth Proportional to 756,102.40, 1,043,468.40 and 416,570.56

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Solution

The fourth proportional to 756,102.40, 1,043,468.40 and 416,570.56 is: 574,893.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,102.40 : 1,043,468.40 = 416,570.56 : x
  2. Step 2: Convert to fraction form
    756,102.40/1,043,468.40 = 416,570.56/x
  3. Step 3: Cross multiply
    756,102.40x = 1,043,468.40 × 416,570.56
  4. Step 4: Simplify right side
    756,102.40x = 434,678,215,730.30
  5. Step 5: Solve for x
    x = 434,678,215,730.30/756,102.40
  6. Step 6: Final answer
    x = 574,893.32

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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.