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Finding the Third Proportional to 245,696.63 and 370,276.31

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Solution

The third proportional to 245,696.63 and 370,276.31 is: 558,023.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,696.63 : 370,276.31 = 370,276.31 : x
  2. Step 2: Convert to fraction form
    245,696.63/370,276.31 = 370,276.31/x
  3. Step 3: Cross multiply
    245,696.63x = 370,276.31 × 370,276.31
  4. Step 4: Simplify right side
    245,696.63x = 137,104,547,598.60
  5. Step 5: Solve for x
    x = 137,104,547,598.60/245,696.63
  6. Step 6: Final answer
    x = 558,023.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.