Home / 583,923.42-805,814.94-342,157.86

Finding the Fourth Proportional to 583,923.42, 805,814.94 and 342,157.86

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Solution

The fourth proportional to 583,923.42, 805,814.94 and 342,157.86 is: 472,178.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,923.42 : 805,814.94 = 342,157.86 : x
  2. Step 2: Convert to fraction form
    583,923.42/805,814.94 = 342,157.86/x
  3. Step 3: Cross multiply
    583,923.42x = 805,814.94 × 342,157.86
  4. Step 4: Simplify right side
    583,923.42x = 275,715,915,426.43
  5. Step 5: Solve for x
    x = 275,715,915,426.43/583,923.42
  6. Step 6: Final answer
    x = 472,178.21

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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.