Home / 744,680.16-1,027,661.04-405,148.32

Finding the Fourth Proportional to 744,680.16, 1,027,661.04 and 405,148.32

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Solution

The fourth proportional to 744,680.16, 1,027,661.04 and 405,148.32 is: 559,106.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,680.16 : 1,027,661.04 = 405,148.32 : x
  2. Step 2: Convert to fraction form
    744,680.16/1,027,661.04 = 405,148.32/x
  3. Step 3: Cross multiply
    744,680.16x = 1,027,661.04 × 405,148.32
  4. Step 4: Simplify right side
    744,680.16x = 416,355,143,885.45
  5. Step 5: Solve for x
    x = 416,355,143,885.45/744,680.16
  6. Step 6: Final answer
    x = 559,106.00

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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.