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Finding the Third Proportional to 30,030,913.50 and 65,566,506.25

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Solution

The third proportional to 30,030,913.50 and 65,566,506.25 is: 143,151,381.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,030,913.50 : 65,566,506.25 = 65,566,506.25 : x
  2. Step 2: Convert to fraction form
    30,030,913.50/65,566,506.25 = 65,566,506.25/x
  3. Step 3: Cross multiply
    30,030,913.50x = 65,566,506.25 × 65,566,506.25
  4. Step 4: Simplify right side
    30,030,913.50x = 4,298,966,741,831,289
  5. Step 5: Solve for x
    x = 4,298,966,741,831,289/30,030,913.50
  6. Step 6: Final answer
    x = 143,151,381.05

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.