Home / 945,570.40-1,305,056.40-563,621.92

Finding the Fourth Proportional to 945,570.40, 1,305,056.40 and 563,621.92

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Solution

The fourth proportional to 945,570.40, 1,305,056.40 and 563,621.92 is: 777,899.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,570.40 : 1,305,056.40 = 563,621.92 : x
  2. Step 2: Convert to fraction form
    945,570.40/1,305,056.40 = 563,621.92/x
  3. Step 3: Cross multiply
    945,570.40x = 1,305,056.40 × 563,621.92
  4. Step 4: Simplify right side
    945,570.40x = 735,558,393,876.29
  5. Step 5: Solve for x
    x = 735,558,393,876.29/945,570.40
  6. Step 6: Final answer
    x = 777,899.13

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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.