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Finding the Fourth Proportional to 601,002.80, 900,194.16 and 300,960.08

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Solution

The fourth proportional to 601,002.80, 900,194.16 and 300,960.08 is: 450,784.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,002.80 : 900,194.16 = 300,960.08 : x
  2. Step 2: Convert to fraction form
    601,002.80/900,194.16 = 300,960.08/x
  3. Step 3: Cross multiply
    601,002.80x = 900,194.16 × 300,960.08
  4. Step 4: Simplify right side
    601,002.80x = 270,922,506,409.13
  5. Step 5: Solve for x
    x = 270,922,506,409.13/601,002.80
  6. Step 6: Final answer
    x = 450,784.10

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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.