Home / 851,165.21-1,174,598.42-463,972.15

Finding the Fourth Proportional to 851,165.21, 1,174,598.42 and 463,972.15

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Solution

The fourth proportional to 851,165.21, 1,174,598.42 and 463,972.15 is: 640,276.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,165.21 : 1,174,598.42 = 463,972.15 : x
  2. Step 2: Convert to fraction form
    851,165.21/1,174,598.42 = 463,972.15/x
  3. Step 3: Cross multiply
    851,165.21x = 1,174,598.42 × 463,972.15
  4. Step 4: Simplify right side
    851,165.21x = 544,980,954,314.00
  5. Step 5: Solve for x
    x = 544,980,954,314.00/851,165.21
  6. Step 6: Final answer
    x = 640,276.35

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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.