Home / 1,065,043.77-1,470,575.50-702,982.28

Finding the Fourth Proportional to 1,065,043.77, 1,470,575.50 and 702,982.28

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Solution

The fourth proportional to 1,065,043.77, 1,470,575.50 and 702,982.28 is: 970,653.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,043.77 : 1,470,575.50 = 702,982.28 : x
  2. Step 2: Convert to fraction form
    1,065,043.77/1,470,575.50 = 702,982.28/x
  3. Step 3: Cross multiply
    1,065,043.77x = 1,470,575.50 × 702,982.28
  4. Step 4: Simplify right side
    1,065,043.77x = 1,033,788,510,549.26
  5. Step 5: Solve for x
    x = 1,033,788,510,549.26/1,065,043.77
  6. Step 6: Final answer
    x = 970,653.54

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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.