Home / 559,220.30-771,696.52-317,471.16

Finding the Fourth Proportional to 559,220.30, 771,696.52 and 317,471.16

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Solution

The fourth proportional to 559,220.30, 771,696.52 and 317,471.16 is: 438,094.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,220.30 : 771,696.52 = 317,471.16 : x
  2. Step 2: Convert to fraction form
    559,220.30/771,696.52 = 317,471.16/x
  3. Step 3: Cross multiply
    559,220.30x = 771,696.52 × 317,471.16
  4. Step 4: Simplify right side
    559,220.30x = 244,991,389,372.36
  5. Step 5: Solve for x
    x = 244,991,389,372.36/559,220.30
  6. Step 6: Final answer
    x = 438,094.59

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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.