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Finding the Fourth Proportional to 802,570.66, 1,203,854.34 and 195,354.16

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Solution

The fourth proportional to 802,570.66, 1,203,854.34 and 195,354.16 is: 293,030.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,570.66 : 1,203,854.34 = 195,354.16 : x
  2. Step 2: Convert to fraction form
    802,570.66/1,203,854.34 = 195,354.16/x
  3. Step 3: Cross multiply
    802,570.66x = 1,203,854.34 × 195,354.16
  4. Step 4: Simplify right side
    802,570.66x = 235,177,953,353.05
  5. Step 5: Solve for x
    x = 235,177,953,353.05/802,570.66
  6. Step 6: Final answer
    x = 293,030.84

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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.