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Finding the Third Proportional to 200,471,548.50 and 318,992,827.50

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Solution

The third proportional to 200,471,548.50 and 318,992,827.50 is: 507,585,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,471,548.50 : 318,992,827.50 = 318,992,827.50 : x
  2. Step 2: Convert to fraction form
    200,471,548.50/318,992,827.50 = 318,992,827.50/x
  3. Step 3: Cross multiply
    200,471,548.50x = 318,992,827.50 × 318,992,827.50
  4. Step 4: Simplify right side
    200,471,548.50x = 101,756,423,996,444,752
  5. Step 5: Solve for x
    x = 101,756,423,996,444,752/200,471,548.50
  6. Step 6: Final answer
    x = 507,585,364.40

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.