Home / 692,409.62-1,038,666.96-186,963.24

Finding the Fourth Proportional to 692,409.62, 1,038,666.96 and 186,963.24

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Solution

The fourth proportional to 692,409.62, 1,038,666.96 and 186,963.24 is: 280,459.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,409.62 : 1,038,666.96 = 186,963.24 : x
  2. Step 2: Convert to fraction form
    692,409.62/1,038,666.96 = 186,963.24/x
  3. Step 3: Cross multiply
    692,409.62x = 1,038,666.96 × 186,963.24
  4. Step 4: Simplify right side
    692,409.62x = 194,192,540,589.96
  5. Step 5: Solve for x
    x = 194,192,540,589.96/692,409.62
  6. Step 6: Final answer
    x = 280,459.05

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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.