Home / 965,039.22-1,331,913.54-535,457.70

Finding the Fourth Proportional to 965,039.22, 1,331,913.54 and 535,457.70

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Solution

The fourth proportional to 965,039.22, 1,331,913.54 and 535,457.70 is: 739,020.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,039.22 : 1,331,913.54 = 535,457.70 : x
  2. Step 2: Convert to fraction form
    965,039.22/1,331,913.54 = 535,457.70/x
  3. Step 3: Cross multiply
    965,039.22x = 1,331,913.54 × 535,457.70
  4. Step 4: Simplify right side
    965,039.22x = 713,183,360,727.26
  5. Step 5: Solve for x
    x = 713,183,360,727.26/965,039.22
  6. Step 6: Final answer
    x = 739,020.08

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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.