Home / 307,565.44-424,443.36-171,598.24

Finding the Fourth Proportional to 307,565.44, 424,443.36 and 171,598.24

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Solution

The fourth proportional to 307,565.44, 424,443.36 and 171,598.24 is: 236,807.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,565.44 : 424,443.36 = 171,598.24 : x
  2. Step 2: Convert to fraction form
    307,565.44/424,443.36 = 171,598.24/x
  3. Step 3: Cross multiply
    307,565.44x = 424,443.36 × 171,598.24
  4. Step 4: Simplify right side
    307,565.44x = 72,833,733,555.69
  5. Step 5: Solve for x
    x = 72,833,733,555.69/307,565.44
  6. Step 6: Final answer
    x = 236,807.27

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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.