Home / 913,168.40-1,370,983.80-534,477.20

Finding the Fourth Proportional to 913,168.40, 1,370,983.80 and 534,477.20

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Solution

The fourth proportional to 913,168.40, 1,370,983.80 and 534,477.20 is: 802,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,168.40 : 1,370,983.80 = 534,477.20 : x
  2. Step 2: Convert to fraction form
    913,168.40/1,370,983.80 = 534,477.20/x
  3. Step 3: Cross multiply
    913,168.40x = 1,370,983.80 × 534,477.20
  4. Step 4: Simplify right side
    913,168.40x = 732,759,582,669.36
  5. Step 5: Solve for x
    x = 732,759,582,669.36/913,168.40
  6. Step 6: Final answer
    x = 802,436.42

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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.