Home / 837,707.53-1,155,999.96-465,147.26

Finding the Fourth Proportional to 837,707.53, 1,155,999.96 and 465,147.26

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Solution

The fourth proportional to 837,707.53, 1,155,999.96 and 465,147.26 is: 641,882.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,707.53 : 1,155,999.96 = 465,147.26 : x
  2. Step 2: Convert to fraction form
    837,707.53/1,155,999.96 = 465,147.26/x
  3. Step 3: Cross multiply
    837,707.53x = 1,155,999.96 × 465,147.26
  4. Step 4: Simplify right side
    837,707.53x = 537,710,212,836.16
  5. Step 5: Solve for x
    x = 537,710,212,836.16/837,707.53
  6. Step 6: Final answer
    x = 641,882.99

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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.