Home / 558,522.42-837,783.64-258,963.56

Finding the Fourth Proportional to 558,522.42, 837,783.64 and 258,963.56

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Solution

The fourth proportional to 558,522.42, 837,783.64 and 258,963.56 is: 388,445.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,522.42 : 837,783.64 = 258,963.56 : x
  2. Step 2: Convert to fraction form
    558,522.42/837,783.64 = 258,963.56/x
  3. Step 3: Cross multiply
    558,522.42x = 837,783.64 × 258,963.56
  4. Step 4: Simplify right side
    558,522.42x = 216,955,433,924.16
  5. Step 5: Solve for x
    x = 216,955,433,924.16/558,522.42
  6. Step 6: Final answer
    x = 388,445.34

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Similar ratio
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1.5x scale

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.