Home / 744,500.16-1,027,412.64-404,968.32

Finding the Fourth Proportional to 744,500.16, 1,027,412.64 and 404,968.32

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Solution

The fourth proportional to 744,500.16, 1,027,412.64 and 404,968.32 is: 558,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,500.16 : 1,027,412.64 = 404,968.32 : x
  2. Step 2: Convert to fraction form
    744,500.16/1,027,412.64 = 404,968.32/x
  3. Step 3: Cross multiply
    744,500.16x = 1,027,412.64 × 404,968.32
  4. Step 4: Simplify right side
    744,500.16x = 416,069,570,767.57
  5. Step 5: Solve for x
    x = 416,069,570,767.57/744,500.16
  6. Step 6: Final answer
    x = 558,857.60

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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.