Home / 930,189.80-1,283,583.42-562,803.77

Finding the Fourth Proportional to 930,189.80, 1,283,583.42 and 562,803.77

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Solution

The fourth proportional to 930,189.80, 1,283,583.42 and 562,803.77 is: 776,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,189.80 : 1,283,583.42 = 562,803.77 : x
  2. Step 2: Convert to fraction form
    930,189.80/1,283,583.42 = 562,803.77/x
  3. Step 3: Cross multiply
    930,189.80x = 1,283,583.42 × 562,803.77
  4. Step 4: Simplify right side
    930,189.80x = 722,405,581,467.58
  5. Step 5: Solve for x
    x = 722,405,581,467.58/930,189.80
  6. Step 6: Final answer
    x = 776,621.70

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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.