Home / 500,032.17-690,039.04-270,584.42

Finding the Fourth Proportional to 500,032.17, 690,039.04 and 270,584.42

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Solution

The fourth proportional to 500,032.17, 690,039.04 and 270,584.42 is: 373,403.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,032.17 : 690,039.04 = 270,584.42 : x
  2. Step 2: Convert to fraction form
    500,032.17/690,039.04 = 270,584.42/x
  3. Step 3: Cross multiply
    500,032.17x = 690,039.04 × 270,584.42
  4. Step 4: Simplify right side
    500,032.17x = 186,713,813,415.76
  5. Step 5: Solve for x
    x = 186,713,813,415.76/500,032.17
  6. Step 6: Final answer
    x = 373,403.60

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1.5x scale

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.