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Finding the Third Proportional to 423,599.63 and 931,159.13

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Solution

The third proportional to 423,599.63 and 931,159.13 is: 2,046,879.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,599.63 : 931,159.13 = 931,159.13 : x
  2. Step 2: Convert to fraction form
    423,599.63/931,159.13 = 931,159.13/x
  3. Step 3: Cross multiply
    423,599.63x = 931,159.13 × 931,159.13
  4. Step 4: Simplify right side
    423,599.63x = 867,057,316,070.77
  5. Step 5: Solve for x
    x = 867,057,316,070.77/423,599.63
  6. Step 6: Final answer
    x = 2,046,879.33

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.