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Finding the Fourth Proportional to 267,303.40, 401,063.10 and 117,572.20

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Solution

The fourth proportional to 267,303.40, 401,063.10 and 117,572.20 is: 176,405.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,303.40 : 401,063.10 = 117,572.20 : x
  2. Step 2: Convert to fraction form
    267,303.40/401,063.10 = 117,572.20/x
  3. Step 3: Cross multiply
    267,303.40x = 401,063.10 × 117,572.20
  4. Step 4: Simplify right side
    267,303.40x = 47,153,871,005.82
  5. Step 5: Solve for x
    x = 47,153,871,005.82/267,303.40
  6. Step 6: Final answer
    x = 176,405.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.