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Finding the Fourth Proportional to 202,912,962.90, 304,369,444.35 and 202,912,962.90

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Solution

The fourth proportional to 202,912,962.90, 304,369,444.35 and 202,912,962.90 is: 304,369,444.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,912,962.90 : 304,369,444.35 = 202,912,962.90 : x
  2. Step 2: Convert to fraction form
    202,912,962.90/304,369,444.35 = 202,912,962.90/x
  3. Step 3: Cross multiply
    202,912,962.90x = 304,369,444.35 × 202,912,962.90
  4. Step 4: Simplify right side
    202,912,962.90x = 61,760,505,769,285,168
  5. Step 5: Solve for x
    x = 61,760,505,769,285,168/202,912,962.90
  6. Step 6: Final answer
    x = 304,369,444.35

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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.