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Finding the Fourth Proportional to 694,554.30, 973,775.70 and 694,554.30

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Solution

The fourth proportional to 694,554.30, 973,775.70 and 694,554.30 is: 973,775.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,554.30 : 973,775.70 = 694,554.30 : x
  2. Step 2: Convert to fraction form
    694,554.30/973,775.70 = 694,554.30/x
  3. Step 3: Cross multiply
    694,554.30x = 973,775.70 × 694,554.30
  4. Step 4: Simplify right side
    694,554.30x = 676,340,099,670.51
  5. Step 5: Solve for x
    x = 676,340,099,670.51/694,554.30
  6. Step 6: Final answer
    x = 973,775.70

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Double scale
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1.5x scale

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.