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Finding the Fourth Proportional to 314,303.90, 471,500.06 and 101,000.39

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Solution

The fourth proportional to 314,303.90, 471,500.06 and 101,000.39 is: 151,514.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,303.90 : 471,500.06 = 101,000.39 : x
  2. Step 2: Convert to fraction form
    314,303.90/471,500.06 = 101,000.39/x
  3. Step 3: Cross multiply
    314,303.90x = 471,500.06 × 101,000.39
  4. Step 4: Simplify right side
    314,303.90x = 47,621,687,082.52
  5. Step 5: Solve for x
    x = 47,621,687,082.52/314,303.90
  6. Step 6: Final answer
    x = 151,514.79

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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.