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Finding the Fourth Proportional to 572,546.20, 802,670.60 and 572,546.20

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Solution

The fourth proportional to 572,546.20, 802,670.60 and 572,546.20 is: 802,670.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,546.20 : 802,670.60 = 572,546.20 : x
  2. Step 2: Convert to fraction form
    572,546.20/802,670.60 = 572,546.20/x
  3. Step 3: Cross multiply
    572,546.20x = 802,670.60 × 572,546.20
  4. Step 4: Simplify right side
    572,546.20x = 459,566,001,881.72
  5. Step 5: Solve for x
    x = 459,566,001,881.72/572,546.20
  6. Step 6: Final answer
    x = 802,670.60

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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.