Home / 993,145.41-1,370,429.28-585,220.77

Finding the Fourth Proportional to 993,145.41, 1,370,429.28 and 585,220.77

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Solution

The fourth proportional to 993,145.41, 1,370,429.28 and 585,220.77 is: 807,539.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,145.41 : 1,370,429.28 = 585,220.77 : x
  2. Step 2: Convert to fraction form
    993,145.41/1,370,429.28 = 585,220.77/x
  3. Step 3: Cross multiply
    993,145.41x = 1,370,429.28 × 585,220.77
  4. Step 4: Simplify right side
    993,145.41x = 802,003,678,472.15
  5. Step 5: Solve for x
    x = 802,003,678,472.15/993,145.41
  6. Step 6: Final answer
    x = 807,539.03

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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.