Home / 948,074.52-1,308,022.37-539,886.92

Finding the Fourth Proportional to 948,074.52, 1,308,022.37 and 539,886.92

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Solution

The fourth proportional to 948,074.52, 1,308,022.37 and 539,886.92 is: 744,861.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,074.52 : 1,308,022.37 = 539,886.92 : x
  2. Step 2: Convert to fraction form
    948,074.52/1,308,022.37 = 539,886.92/x
  3. Step 3: Cross multiply
    948,074.52x = 1,308,022.37 × 539,886.92
  4. Step 4: Simplify right side
    948,074.52x = 706,184,171,809.92
  5. Step 5: Solve for x
    x = 706,184,171,809.92/948,074.52
  6. Step 6: Final answer
    x = 744,861.46

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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.