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Finding the Fourth Proportional to 604,218.03, 906,400.89 and 204,973.01

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Solution

The fourth proportional to 604,218.03, 906,400.89 and 204,973.01 is: 307,484.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,218.03 : 906,400.89 = 204,973.01 : x
  2. Step 2: Convert to fraction form
    604,218.03/906,400.89 = 204,973.01/x
  3. Step 3: Cross multiply
    604,218.03x = 906,400.89 × 204,973.01
  4. Step 4: Simplify right side
    604,218.03x = 185,787,720,955.98
  5. Step 5: Solve for x
    x = 185,787,720,955.98/604,218.03
  6. Step 6: Final answer
    x = 307,484.57

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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.