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Finding the Fourth Proportional to 382,986,827.60, 574,480,241.40 and 382,986,827.60

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Solution

The fourth proportional to 382,986,827.60, 574,480,241.40 and 382,986,827.60 is: 574,480,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,986,827.60 : 574,480,241.40 = 382,986,827.60 : x
  2. Step 2: Convert to fraction form
    382,986,827.60/574,480,241.40 = 382,986,827.60/x
  3. Step 3: Cross multiply
    382,986,827.60x = 574,480,241.40 × 382,986,827.60
  4. Step 4: Simplify right side
    382,986,827.60x = 220,018,365,172,668,192
  5. Step 5: Solve for x
    x = 220,018,365,172,668,192/382,986,827.60
  6. Step 6: Final answer
    x = 574,480,241.40

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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.