Home / 771,822.23-1,157,845.41-239,386.14

Finding the Fourth Proportional to 771,822.23, 1,157,845.41 and 239,386.14

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Solution

The fourth proportional to 771,822.23, 1,157,845.41 and 239,386.14 is: 359,113.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,822.23 : 1,157,845.41 = 239,386.14 : x
  2. Step 2: Convert to fraction form
    771,822.23/1,157,845.41 = 239,386.14/x
  3. Step 3: Cross multiply
    771,822.23x = 1,157,845.41 × 239,386.14
  4. Step 4: Simplify right side
    771,822.23x = 277,172,143,416.62
  5. Step 5: Solve for x
    x = 277,172,143,416.62/771,822.23
  6. Step 6: Final answer
    x = 359,113.97

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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.