Home / 841,449.96-1,161,200.82-459,477.09

Finding the Fourth Proportional to 841,449.96, 1,161,200.82 and 459,477.09

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Solution

The fourth proportional to 841,449.96, 1,161,200.82 and 459,477.09 is: 634,078.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,449.96 : 1,161,200.82 = 459,477.09 : x
  2. Step 2: Convert to fraction form
    841,449.96/1,161,200.82 = 459,477.09/x
  3. Step 3: Cross multiply
    841,449.96x = 1,161,200.82 × 459,477.09
  4. Step 4: Simplify right side
    841,449.96x = 533,545,173,679.21
  5. Step 5: Solve for x
    x = 533,545,173,679.21/841,449.96
  6. Step 6: Final answer
    x = 634,078.32

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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.