Home / 461,921.01-637,444.73-257,975.57

Finding the Fourth Proportional to 461,921.01, 637,444.73 and 257,975.57

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Solution

The fourth proportional to 461,921.01, 637,444.73 and 257,975.57 is: 356,002.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,921.01 : 637,444.73 = 257,975.57 : x
  2. Step 2: Convert to fraction form
    461,921.01/637,444.73 = 257,975.57/x
  3. Step 3: Cross multiply
    461,921.01x = 637,444.73 × 257,975.57
  4. Step 4: Simplify right side
    461,921.01x = 164,445,163,088.15
  5. Step 5: Solve for x
    x = 164,445,163,088.15/461,921.01
  6. Step 6: Final answer
    x = 356,002.78

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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.