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Finding the Third Proportional to 2,140,312.25 and 2,934,888.25

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Solution

The third proportional to 2,140,312.25 and 2,934,888.25 is: 4,024,445.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,312.25 : 2,934,888.25 = 2,934,888.25 : x
  2. Step 2: Convert to fraction form
    2,140,312.25/2,934,888.25 = 2,934,888.25/x
  3. Step 3: Cross multiply
    2,140,312.25x = 2,934,888.25 × 2,934,888.25
  4. Step 4: Simplify right side
    2,140,312.25x = 8,613,569,039,988.06
  5. Step 5: Solve for x
    x = 8,613,569,039,988.06/2,140,312.25
  6. Step 6: Final answer
    x = 4,024,445.05

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.