Home / 629,057.92-868,116.48-342,590.08

Finding the Fourth Proportional to 629,057.92, 868,116.48 and 342,590.08

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Solution

The fourth proportional to 629,057.92, 868,116.48 and 342,590.08 is: 472,783.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,057.92 : 868,116.48 = 342,590.08 : x
  2. Step 2: Convert to fraction form
    629,057.92/868,116.48 = 342,590.08/x
  3. Step 3: Cross multiply
    629,057.92x = 868,116.48 × 342,590.08
  4. Step 4: Simplify right side
    629,057.92x = 297,408,094,332.52
  5. Step 5: Solve for x
    x = 297,408,094,332.52/629,057.92
  6. Step 6: Final answer
    x = 472,783.32

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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.