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Finding the Fourth Proportional to 617,294.26, 926,030.09 and 190,863.34

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Solution

The fourth proportional to 617,294.26, 926,030.09 and 190,863.34 is: 286,322.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,294.26 : 926,030.09 = 190,863.34 : x
  2. Step 2: Convert to fraction form
    617,294.26/926,030.09 = 190,863.34/x
  3. Step 3: Cross multiply
    617,294.26x = 926,030.09 × 190,863.34
  4. Step 4: Simplify right side
    617,294.26x = 176,745,195,917.90
  5. Step 5: Solve for x
    x = 176,745,195,917.90/617,294.26
  6. Step 6: Final answer
    x = 286,322.44

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1.5x scale

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.