Home / 845,870.74-1,167,193.64-483,318.07

Finding the Fourth Proportional to 845,870.74, 1,167,193.64 and 483,318.07

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Solution

The fourth proportional to 845,870.74, 1,167,193.64 and 483,318.07 is: 666,917.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,870.74 : 1,167,193.64 = 483,318.07 : x
  2. Step 2: Convert to fraction form
    845,870.74/1,167,193.64 = 483,318.07/x
  3. Step 3: Cross multiply
    845,870.74x = 1,167,193.64 × 483,318.07
  4. Step 4: Simplify right side
    845,870.74x = 564,125,775,691.39
  5. Step 5: Solve for x
    x = 564,125,775,691.39/845,870.74
  6. Step 6: Final answer
    x = 666,917.24

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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.