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Finding the Fourth Proportional to 604,528.44, 906,690.60 and 199,595.40

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Solution

The fourth proportional to 604,528.44, 906,690.60 and 199,595.40 is: 299,359.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,528.44 : 906,690.60 = 199,595.40 : x
  2. Step 2: Convert to fraction form
    604,528.44/906,690.60 = 199,595.40/x
  3. Step 3: Cross multiply
    604,528.44x = 906,690.60 × 199,595.40
  4. Step 4: Simplify right side
    604,528.44x = 180,971,272,983.24
  5. Step 5: Solve for x
    x = 180,971,272,983.24/604,528.44
  6. Step 6: Final answer
    x = 299,359.40

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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.