Home / 248,384.17-342,117.21-190,913.59

Finding the Fourth Proportional to 248,384.17, 342,117.21 and 190,913.59

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Solution

The fourth proportional to 248,384.17, 342,117.21 and 190,913.59 is: 262,958.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,384.17 : 342,117.21 = 190,913.59 : x
  2. Step 2: Convert to fraction form
    248,384.17/342,117.21 = 190,913.59/x
  3. Step 3: Cross multiply
    248,384.17x = 342,117.21 × 190,913.59
  4. Step 4: Simplify right side
    248,384.17x = 65,314,824,761.88
  5. Step 5: Solve for x
    x = 65,314,824,761.88/248,384.17
  6. Step 6: Final answer
    x = 262,958.89

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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.