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Finding the Fourth Proportional to 604,396,315.29, 906,779,494.67 and 309,500,232.60

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Solution

The fourth proportional to 604,396,315.29, 906,779,494.67 and 309,500,232.60 is: 464,345,095.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,396,315.29 : 906,779,494.67 = 309,500,232.60 : x
  2. Step 2: Convert to fraction form
    604,396,315.29/906,779,494.67 = 309,500,232.60/x
  3. Step 3: Cross multiply
    604,396,315.29x = 906,779,494.67 × 309,500,232.60
  4. Step 4: Simplify right side
    604,396,315.29x = 280,648,464,515,762,560
  5. Step 5: Solve for x
    x = 280,648,464,515,762,560/604,396,315.29
  6. Step 6: Final answer
    x = 464,345,095.13

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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.