Home / 702,972.30-1,054,458.45-675,416.10

Finding the Fourth Proportional to 702,972.30, 1,054,458.45 and 675,416.10

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Solution

The fourth proportional to 702,972.30, 1,054,458.45 and 675,416.10 is: 1,013,124.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,972.30 : 1,054,458.45 = 675,416.10 : x
  2. Step 2: Convert to fraction form
    702,972.30/1,054,458.45 = 675,416.10/x
  3. Step 3: Cross multiply
    702,972.30x = 1,054,458.45 × 675,416.10
  4. Step 4: Simplify right side
    702,972.30x = 712,198,213,911.05
  5. Step 5: Solve for x
    x = 712,198,213,911.05/702,972.30
  6. Step 6: Final answer
    x = 1,013,124.15

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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.