Home / 586,086.12-879,261.75-186,749.64

Finding the Fourth Proportional to 586,086.12, 879,261.75 and 186,749.64

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Solution

The fourth proportional to 586,086.12, 879,261.75 and 186,749.64 is: 280,166.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,086.12 : 879,261.75 = 186,749.64 : x
  2. Step 2: Convert to fraction form
    586,086.12/879,261.75 = 186,749.64/x
  3. Step 3: Cross multiply
    586,086.12x = 879,261.75 × 186,749.64
  4. Step 4: Simplify right side
    586,086.12x = 164,201,815,278.27
  5. Step 5: Solve for x
    x = 164,201,815,278.27/586,086.12
  6. Step 6: Final answer
    x = 280,166.70

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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.