Home / 500,050.24-690,064.45-270,602.62

Finding the Fourth Proportional to 500,050.24, 690,064.45 and 270,602.62

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Solution

The fourth proportional to 500,050.24, 690,064.45 and 270,602.62 is: 373,428.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,050.24 : 690,064.45 = 270,602.62 : x
  2. Step 2: Convert to fraction form
    500,050.24/690,064.45 = 270,602.62/x
  3. Step 3: Cross multiply
    500,050.24x = 690,064.45 × 270,602.62
  4. Step 4: Simplify right side
    500,050.24x = 186,733,248,138.86
  5. Step 5: Solve for x
    x = 186,733,248,138.86/500,050.24
  6. Step 6: Final answer
    x = 373,428.97

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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.