Home / 461,922.01-637,446.10-257,976.57

Finding the Fourth Proportional to 461,922.01, 637,446.10 and 257,976.57

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Solution

The fourth proportional to 461,922.01, 637,446.10 and 257,976.57 is: 356,004.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,922.01 : 637,446.10 = 257,976.57 : x
  2. Step 2: Convert to fraction form
    461,922.01/637,446.10 = 257,976.57/x
  3. Step 3: Cross multiply
    461,922.01x = 637,446.10 × 257,976.57
  4. Step 4: Simplify right side
    461,922.01x = 164,446,158,437.88
  5. Step 5: Solve for x
    x = 164,446,158,437.88/461,922.01
  6. Step 6: Final answer
    x = 356,004.16

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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.