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Finding the Fourth Proportional to 1,798,664.46, 2,483,258.13 and 1,712,347.26

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Solution

The fourth proportional to 1,798,664.46, 2,483,258.13 and 1,712,347.26 is: 2,364,087.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,664.46 : 2,483,258.13 = 1,712,347.26 : x
  2. Step 2: Convert to fraction form
    1,798,664.46/2,483,258.13 = 1,712,347.26/x
  3. Step 3: Cross multiply
    1,798,664.46x = 2,483,258.13 × 1,712,347.26
  4. Step 4: Simplify right side
    1,798,664.46x = 4,252,200,254,778.22
  5. Step 5: Solve for x
    x = 4,252,200,254,778.22/1,798,664.46
  6. Step 6: Final answer
    x = 2,364,087.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.