Home / 646,101.60-968,622.48-291,009.12

Finding the Fourth Proportional to 646,101.60, 968,622.48 and 291,009.12

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Solution

The fourth proportional to 646,101.60, 968,622.48 and 291,009.12 is: 436,275.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,101.60 : 968,622.48 = 291,009.12 : x
  2. Step 2: Convert to fraction form
    646,101.60/968,622.48 = 291,009.12/x
  3. Step 3: Cross multiply
    646,101.60x = 968,622.48 × 291,009.12
  4. Step 4: Simplify right side
    646,101.60x = 281,877,975,517.02
  5. Step 5: Solve for x
    x = 281,877,975,517.02/646,101.60
  6. Step 6: Final answer
    x = 436,275.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.