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Finding the Fourth Proportional to 650,886.90, 976,141.83 and 195,459.77

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Solution

The fourth proportional to 650,886.90, 976,141.83 and 195,459.77 is: 293,133.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,886.90 : 976,141.83 = 195,459.77 : x
  2. Step 2: Convert to fraction form
    650,886.90/976,141.83 = 195,459.77/x
  3. Step 3: Cross multiply
    650,886.90x = 976,141.83 × 195,459.77
  4. Step 4: Simplify right side
    650,886.90x = 190,796,457,579.18
  5. Step 5: Solve for x
    x = 190,796,457,579.18/650,886.90
  6. Step 6: Final answer
    x = 293,133.04

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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.