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Finding the Fourth Proportional to 407,701,281.60, 572,394,225.60 and 407,701,281.60

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Solution

The fourth proportional to 407,701,281.60, 572,394,225.60 and 407,701,281.60 is: 572,394,225.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,701,281.60 : 572,394,225.60 = 407,701,281.60 : x
  2. Step 2: Convert to fraction form
    407,701,281.60/572,394,225.60 = 407,701,281.60/x
  3. Step 3: Cross multiply
    407,701,281.60x = 572,394,225.60 × 407,701,281.60
  4. Step 4: Simplify right side
    407,701,281.60x = 233,365,859,357,559,552
  5. Step 5: Solve for x
    x = 233,365,859,357,559,552/407,701,281.60
  6. Step 6: Final answer
    x = 572,394,225.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.