Home / 668,323.36-1,000,258.56-534,576.16

Finding the Fourth Proportional to 668,323.36, 1,000,258.56 and 534,576.16

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Solution

The fourth proportional to 668,323.36, 1,000,258.56 and 534,576.16 is: 800,083.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,323.36 : 1,000,258.56 = 534,576.16 : x
  2. Step 2: Convert to fraction form
    668,323.36/1,000,258.56 = 534,576.16/x
  3. Step 3: Cross multiply
    668,323.36x = 1,000,258.56 × 534,576.16
  4. Step 4: Simplify right side
    668,323.36x = 534,714,380,011.93
  5. Step 5: Solve for x
    x = 534,714,380,011.93/668,323.36
  6. Step 6: Final answer
    x = 800,083.33

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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.