Home / 744,259.08-1,027,122.39-438,539.25

Finding the Fourth Proportional to 744,259.08, 1,027,122.39 and 438,539.25

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Solution

The fourth proportional to 744,259.08, 1,027,122.39 and 438,539.25 is: 605,210.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,259.08 : 1,027,122.39 = 438,539.25 : x
  2. Step 2: Convert to fraction form
    744,259.08/1,027,122.39 = 438,539.25/x
  3. Step 3: Cross multiply
    744,259.08x = 1,027,122.39 × 438,539.25
  4. Step 4: Simplify right side
    744,259.08x = 450,433,482,568.81
  5. Step 5: Solve for x
    x = 450,433,482,568.81/744,259.08
  6. Step 6: Final answer
    x = 605,210.60

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Double scale
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1.5x scale

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.