Home / 997,612.80-1,497,015.30-366,590.40

Finding the Fourth Proportional to 997,612.80, 1,497,015.30 and 366,590.40

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Solution

The fourth proportional to 997,612.80, 1,497,015.30 and 366,590.40 is: 550,104.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,612.80 : 1,497,015.30 = 366,590.40 : x
  2. Step 2: Convert to fraction form
    997,612.80/1,497,015.30 = 366,590.40/x
  3. Step 3: Cross multiply
    997,612.80x = 1,497,015.30 × 366,590.40
  4. Step 4: Simplify right side
    997,612.80x = 548,791,437,633.12
  5. Step 5: Solve for x
    x = 548,791,437,633.12/997,612.80
  6. Step 6: Final answer
    x = 550,104.65

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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.