Home / 837,339.60-1,256,023.80-238,316.16

Finding the Fourth Proportional to 837,339.60, 1,256,023.80 and 238,316.16

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Solution

The fourth proportional to 837,339.60, 1,256,023.80 and 238,316.16 is: 357,478.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,339.60 : 1,256,023.80 = 238,316.16 : x
  2. Step 2: Convert to fraction form
    837,339.60/1,256,023.80 = 238,316.16/x
  3. Step 3: Cross multiply
    837,339.60x = 1,256,023.80 × 238,316.16
  4. Step 4: Simplify right side
    837,339.60x = 299,330,768,884.61
  5. Step 5: Solve for x
    x = 299,330,768,884.61/837,339.60
  6. Step 6: Final answer
    x = 357,478.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.