Home / 1,272,607.80-1,756,210.58-699,652

Finding the Fourth Proportional to 1,272,607.80, 1,756,210.58 and 699,652

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Solution

The fourth proportional to 1,272,607.80, 1,756,210.58 and 699,652 is: 965,526.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,607.80 : 1,756,210.58 = 699,652 : x
  2. Step 2: Convert to fraction form
    1,272,607.80/1,756,210.58 = 699,652/x
  3. Step 3: Cross multiply
    1,272,607.80x = 1,756,210.58 × 699,652
  4. Step 4: Simplify right side
    1,272,607.80x = 1,228,736,244,718.16
  5. Step 5: Solve for x
    x = 1,228,736,244,718.16/1,272,607.80
  6. Step 6: Final answer
    x = 965,526.26

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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.