Home / 558,195.60-837,293.40-518,829.60

Finding the Fourth Proportional to 558,195.60, 837,293.40 and 518,829.60

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Solution

The fourth proportional to 558,195.60, 837,293.40 and 518,829.60 is: 778,244.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,195.60 : 837,293.40 = 518,829.60 : x
  2. Step 2: Convert to fraction form
    558,195.60/837,293.40 = 518,829.60/x
  3. Step 3: Cross multiply
    558,195.60x = 837,293.40 × 518,829.60
  4. Step 4: Simplify right side
    558,195.60x = 434,412,599,804.64
  5. Step 5: Solve for x
    x = 434,412,599,804.64/558,195.60
  6. Step 6: Final answer
    x = 778,244.40

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Double scale
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Similar ratio
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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.