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Finding the Fourth Proportional to 201,031.34, 277,410.80 and 110,386.94

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Solution

The fourth proportional to 201,031.34, 277,410.80 and 110,386.94 is: 152,327.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,031.34 : 277,410.80 = 110,386.94 : x
  2. Step 2: Convert to fraction form
    201,031.34/277,410.80 = 110,386.94/x
  3. Step 3: Cross multiply
    201,031.34x = 277,410.80 × 110,386.94
  4. Step 4: Simplify right side
    201,031.34x = 30,622,529,334.95
  5. Step 5: Solve for x
    x = 30,622,529,334.95/201,031.34
  6. Step 6: Final answer
    x = 152,327.14

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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.