Home / 461,904.64-637,392.03-257,939.62

Finding the Fourth Proportional to 461,904.64, 637,392.03 and 257,939.62

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Solution

The fourth proportional to 461,904.64, 637,392.03 and 257,939.62 is: 355,936.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,904.64 : 637,392.03 = 257,939.62 : x
  2. Step 2: Convert to fraction form
    461,904.64/637,392.03 = 257,939.62/x
  3. Step 3: Cross multiply
    461,904.64x = 637,392.03 × 257,939.62
  4. Step 4: Simplify right side
    461,904.64x = 164,408,658,009.23
  5. Step 5: Solve for x
    x = 164,408,658,009.23/461,904.64
  6. Step 6: Final answer
    x = 355,936.36

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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.