Home / 973,108.08-1,342,873.08-543,393.36

Finding the Fourth Proportional to 973,108.08, 1,342,873.08 and 543,393.36

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Solution

The fourth proportional to 973,108.08, 1,342,873.08 and 543,393.36 is: 749,873.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,108.08 : 1,342,873.08 = 543,393.36 : x
  2. Step 2: Convert to fraction form
    973,108.08/1,342,873.08 = 543,393.36/x
  3. Step 3: Cross multiply
    973,108.08x = 1,342,873.08 × 543,393.36
  4. Step 4: Simplify right side
    973,108.08x = 729,708,314,994.75
  5. Step 5: Solve for x
    x = 729,708,314,994.75/973,108.08
  6. Step 6: Final answer
    x = 749,873.86

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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.