Home / 313,994.24-433,159.64-186,579.60

Finding the Fourth Proportional to 313,994.24, 433,159.64 and 186,579.60

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Solution

The fourth proportional to 313,994.24, 433,159.64 and 186,579.60 is: 257,389.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,994.24 : 433,159.64 = 186,579.60 : x
  2. Step 2: Convert to fraction form
    313,994.24/433,159.64 = 186,579.60/x
  3. Step 3: Cross multiply
    313,994.24x = 433,159.64 × 186,579.60
  4. Step 4: Simplify right side
    313,994.24x = 80,818,752,367.34
  5. Step 5: Solve for x
    x = 80,818,752,367.34/313,994.24
  6. Step 6: Final answer
    x = 257,389.28

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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.