Home / 450,579.60-621,790.56-246,625.56

Finding the Fourth Proportional to 450,579.60, 621,790.56 and 246,625.56

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Solution

The fourth proportional to 450,579.60, 621,790.56 and 246,625.56 is: 340,338.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,579.60 : 621,790.56 = 246,625.56 : x
  2. Step 2: Convert to fraction form
    450,579.60/621,790.56 = 246,625.56/x
  3. Step 3: Cross multiply
    450,579.60x = 621,790.56 × 246,625.56
  4. Step 4: Simplify right side
    450,579.60x = 153,349,445,062.71
  5. Step 5: Solve for x
    x = 153,349,445,062.71/450,579.60
  6. Step 6: Final answer
    x = 340,338.19

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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.