Home / 1,093,621.60-1,640,662.80-462,210.40

Finding the Fourth Proportional to 1,093,621.60, 1,640,662.80 and 462,210.40

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Solution

The fourth proportional to 1,093,621.60, 1,640,662.80 and 462,210.40 is: 693,412.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,621.60 : 1,640,662.80 = 462,210.40 : x
  2. Step 2: Convert to fraction form
    1,093,621.60/1,640,662.80 = 462,210.40/x
  3. Step 3: Cross multiply
    1,093,621.60x = 1,640,662.80 × 462,210.40
  4. Step 4: Simplify right side
    1,093,621.60x = 758,331,409,053.12
  5. Step 5: Solve for x
    x = 758,331,409,053.12/1,093,621.60
  6. Step 6: Final answer
    x = 693,412.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.