Home / 338,129.48-466,612.98-187,223.24

Finding the Fourth Proportional to 338,129.48, 466,612.98 and 187,223.24

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Solution

The fourth proportional to 338,129.48, 466,612.98 and 187,223.24 is: 258,364.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,129.48 : 466,612.98 = 187,223.24 : x
  2. Step 2: Convert to fraction form
    338,129.48/466,612.98 = 187,223.24/x
  3. Step 3: Cross multiply
    338,129.48x = 466,612.98 × 187,223.24
  4. Step 4: Simplify right side
    338,129.48x = 87,360,793,941.66
  5. Step 5: Solve for x
    x = 87,360,793,941.66/338,129.48
  6. Step 6: Final answer
    x = 258,364.91

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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.