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Finding the Fourth Proportional to 617,369.40, 926,122.14 and 196,547.40

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Solution

The fourth proportional to 617,369.40, 926,122.14 and 196,547.40 is: 294,842.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,369.40 : 926,122.14 = 196,547.40 : x
  2. Step 2: Convert to fraction form
    617,369.40/926,122.14 = 196,547.40/x
  3. Step 3: Cross multiply
    617,369.40x = 926,122.14 × 196,547.40
  4. Step 4: Simplify right side
    617,369.40x = 182,026,898,699.44
  5. Step 5: Solve for x
    x = 182,026,898,699.44/617,369.40
  6. Step 6: Final answer
    x = 294,842.76

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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.