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Finding the Fourth Proportional to 923,988, 1,275,104.08 and 500,052

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Solution

The fourth proportional to 923,988, 1,275,104.08 and 500,052 is: 690,072.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,988 : 1,275,104.08 = 500,052 : x
  2. Step 2: Convert to fraction form
    923,988/1,275,104.08 = 500,052/x
  3. Step 3: Cross multiply
    923,988x = 1,275,104.08 × 500,052
  4. Step 4: Simplify right side
    923,988x = 637,618,345,412.16
  5. Step 5: Solve for x
    x = 637,618,345,412.16/923,988
  6. Step 6: Final answer
    x = 690,072.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.