Home / 581,216.77-802,088.63-319,583.13

Finding the Fourth Proportional to 581,216.77, 802,088.63 and 319,583.13

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Solution

The fourth proportional to 581,216.77, 802,088.63 and 319,583.13 is: 441,029.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,216.77 : 802,088.63 = 319,583.13 : x
  2. Step 2: Convert to fraction form
    581,216.77/802,088.63 = 319,583.13/x
  3. Step 3: Cross multiply
    581,216.77x = 802,088.63 × 319,583.13
  4. Step 4: Simplify right side
    581,216.77x = 256,333,994,912.81
  5. Step 5: Solve for x
    x = 256,333,994,912.81/581,216.77
  6. Step 6: Final answer
    x = 441,029.94

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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.