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Finding the Fourth Proportional to 590,488,271.20, 885,732,406.80 and 283,706,408.80

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Solution

The fourth proportional to 590,488,271.20, 885,732,406.80 and 283,706,408.80 is: 425,559,613.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,488,271.20 : 885,732,406.80 = 283,706,408.80 : x
  2. Step 2: Convert to fraction form
    590,488,271.20/885,732,406.80 = 283,706,408.80/x
  3. Step 3: Cross multiply
    590,488,271.20x = 885,732,406.80 × 283,706,408.80
  4. Step 4: Simplify right side
    590,488,271.20x = 251,287,960,291,008,704
  5. Step 5: Solve for x
    x = 251,287,960,291,008,704/590,488,271.20
  6. Step 6: Final answer
    x = 425,559,613.20

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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.