Home / 751,969.76-1,037,784.80-412,504.16

Finding the Fourth Proportional to 751,969.76, 1,037,784.80 and 412,504.16

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Solution

The fourth proportional to 751,969.76, 1,037,784.80 and 412,504.16 is: 569,292.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,969.76 : 1,037,784.80 = 412,504.16 : x
  2. Step 2: Convert to fraction form
    751,969.76/1,037,784.80 = 412,504.16/x
  3. Step 3: Cross multiply
    751,969.76x = 1,037,784.80 × 412,504.16
  4. Step 4: Simplify right side
    751,969.76x = 428,090,547,184.77
  5. Step 5: Solve for x
    x = 428,090,547,184.77/751,969.76
  6. Step 6: Final answer
    x = 569,292.24

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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.