Home / 493,152.04-680,614.50-366,190.12

Finding the Fourth Proportional to 493,152.04, 680,614.50 and 366,190.12

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Solution

The fourth proportional to 493,152.04, 680,614.50 and 366,190.12 is: 505,390.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,152.04 : 680,614.50 = 366,190.12 : x
  2. Step 2: Convert to fraction form
    493,152.04/680,614.50 = 366,190.12/x
  3. Step 3: Cross multiply
    493,152.04x = 680,614.50 × 366,190.12
  4. Step 4: Simplify right side
    493,152.04x = 249,234,305,428.74
  5. Step 5: Solve for x
    x = 249,234,305,428.74/493,152.04
  6. Step 6: Final answer
    x = 505,390.40

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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.