Home / 674,984.48-931,497.36-373,197.92

Finding the Fourth Proportional to 674,984.48, 931,497.36 and 373,197.92

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Solution

The fourth proportional to 674,984.48, 931,497.36 and 373,197.92 is: 515,023.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,984.48 : 931,497.36 = 373,197.92 : x
  2. Step 2: Convert to fraction form
    674,984.48/931,497.36 = 373,197.92/x
  3. Step 3: Cross multiply
    674,984.48x = 931,497.36 × 373,197.92
  4. Step 4: Simplify right side
    674,984.48x = 347,632,877,237.49
  5. Step 5: Solve for x
    x = 347,632,877,237.49/674,984.48
  6. Step 6: Final answer
    x = 515,023.51

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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.