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Finding the Fourth Proportional to 601,246.32, 830,277.72 and 450,080.88

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Solution

The fourth proportional to 601,246.32, 830,277.72 and 450,080.88 is: 621,529.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,246.32 : 830,277.72 = 450,080.88 : x
  2. Step 2: Convert to fraction form
    601,246.32/830,277.72 = 450,080.88/x
  3. Step 3: Cross multiply
    601,246.32x = 830,277.72 × 450,080.88
  4. Step 4: Simplify right side
    601,246.32x = 373,692,126,861.99
  5. Step 5: Solve for x
    x = 373,692,126,861.99/601,246.32
  6. Step 6: Final answer
    x = 621,529.17

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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.