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Finding the Fourth Proportional to 611,578.97, 917,005.04 and 232,527.46

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Solution

The fourth proportional to 611,578.97, 917,005.04 and 232,527.46 is: 348,653.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,578.97 : 917,005.04 = 232,527.46 : x
  2. Step 2: Convert to fraction form
    611,578.97/917,005.04 = 232,527.46/x
  3. Step 3: Cross multiply
    611,578.97x = 917,005.04 × 232,527.46
  4. Step 4: Simplify right side
    611,578.97x = 213,228,849,303.25
  5. Step 5: Solve for x
    x = 213,228,849,303.25/611,578.97
  6. Step 6: Final answer
    x = 348,653.01

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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.