Home / 837,099.04-1,155,364.24-497,501.60

Finding the Fourth Proportional to 837,099.04, 1,155,364.24 and 497,501.60

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Solution

The fourth proportional to 837,099.04, 1,155,364.24 and 497,501.60 is: 686,651.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,099.04 : 1,155,364.24 = 497,501.60 : x
  2. Step 2: Convert to fraction form
    837,099.04/1,155,364.24 = 497,501.60/x
  3. Step 3: Cross multiply
    837,099.04x = 1,155,364.24 × 497,501.60
  4. Step 4: Simplify right side
    837,099.04x = 574,795,557,982.78
  5. Step 5: Solve for x
    x = 574,795,557,982.78/837,099.04
  6. Step 6: Final answer
    x = 686,651.79

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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.