Home / 841,190.76-1,161,259.47-519,078.24

Finding the Fourth Proportional to 841,190.76, 1,161,259.47 and 519,078.24

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Solution

The fourth proportional to 841,190.76, 1,161,259.47 and 519,078.24 is: 716,584.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,190.76 : 1,161,259.47 = 519,078.24 : x
  2. Step 2: Convert to fraction form
    841,190.76/1,161,259.47 = 519,078.24/x
  3. Step 3: Cross multiply
    841,190.76x = 1,161,259.47 × 519,078.24
  4. Step 4: Simplify right side
    841,190.76x = 602,784,521,870.93
  5. Step 5: Solve for x
    x = 602,784,521,870.93/841,190.76
  6. Step 6: Final answer
    x = 716,584.81

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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.