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Finding the Fourth Proportional to 700,948.00, 967,307.02 and 378,657.10

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Solution

The fourth proportional to 700,948.00, 967,307.02 and 378,657.10 is: 522,546.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,948.00 : 967,307.02 = 378,657.10 : x
  2. Step 2: Convert to fraction form
    700,948.00/967,307.02 = 378,657.10/x
  3. Step 3: Cross multiply
    700,948.00x = 967,307.02 × 378,657.10
  4. Step 4: Simplify right side
    700,948.00x = 366,277,676,648.32
  5. Step 5: Solve for x
    x = 366,277,676,648.32/700,948.00
  6. Step 6: Final answer
    x = 522,546.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.