Home / 714,467.39-985,516.51-423,873.22

Finding the Fourth Proportional to 714,467.39, 985,516.51 and 423,873.22

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Solution

The fourth proportional to 714,467.39, 985,516.51 and 423,873.22 is: 584,678.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,467.39 : 985,516.51 = 423,873.22 : x
  2. Step 2: Convert to fraction form
    714,467.39/985,516.51 = 423,873.22/x
  3. Step 3: Cross multiply
    714,467.39x = 985,516.51 × 423,873.22
  4. Step 4: Simplify right side
    714,467.39x = 417,734,056,456.86
  5. Step 5: Solve for x
    x = 417,734,056,456.86/714,467.39
  6. Step 6: Final answer
    x = 584,678.97

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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.