Home / 841,830.56-1,161,682.86-459,783.53

Finding the Fourth Proportional to 841,830.56, 1,161,682.86 and 459,783.53

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Solution

The fourth proportional to 841,830.56, 1,161,682.86 and 459,783.53 is: 634,477.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,830.56 : 1,161,682.86 = 459,783.53 : x
  2. Step 2: Convert to fraction form
    841,830.56/1,161,682.86 = 459,783.53/x
  3. Step 3: Cross multiply
    841,830.56x = 1,161,682.86 × 459,783.53
  4. Step 4: Simplify right side
    841,830.56x = 534,122,640,302.88
  5. Step 5: Solve for x
    x = 534,122,640,302.88/841,830.56
  6. Step 6: Final answer
    x = 634,477.61

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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.