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Finding the Fourth Proportional to 607,857.76, 910,971.57 and 473,084.53

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Solution

The fourth proportional to 607,857.76, 910,971.57 and 473,084.53 is: 708,992.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,857.76 : 910,971.57 = 473,084.53 : x
  2. Step 2: Convert to fraction form
    607,857.76/910,971.57 = 473,084.53/x
  3. Step 3: Cross multiply
    607,857.76x = 910,971.57 × 473,084.53
  4. Step 4: Simplify right side
    607,857.76x = 430,966,557,036.81
  5. Step 5: Solve for x
    x = 430,966,557,036.81/607,857.76
  6. Step 6: Final answer
    x = 708,992.44

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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.