Home / 461,948.16-637,137.19-397,525.98

Finding the Fourth Proportional to 461,948.16, 637,137.19 and 397,525.98

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Solution

The fourth proportional to 461,948.16, 637,137.19 and 397,525.98 is: 548,283.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,948.16 : 637,137.19 = 397,525.98 : x
  2. Step 2: Convert to fraction form
    461,948.16/637,137.19 = 397,525.98/x
  3. Step 3: Cross multiply
    461,948.16x = 637,137.19 × 397,525.98
  4. Step 4: Simplify right side
    461,948.16x = 253,278,584,855.38
  5. Step 5: Solve for x
    x = 253,278,584,855.38/461,948.16
  6. Step 6: Final answer
    x = 548,283.57

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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.