Home / 986,328.48-1,361,055.78-604,303.32

Finding the Fourth Proportional to 986,328.48, 1,361,055.78 and 604,303.32

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Solution

The fourth proportional to 986,328.48, 1,361,055.78 and 604,303.32 is: 833,891.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,328.48 : 1,361,055.78 = 604,303.32 : x
  2. Step 2: Convert to fraction form
    986,328.48/1,361,055.78 = 604,303.32/x
  3. Step 3: Cross multiply
    986,328.48x = 1,361,055.78 × 604,303.32
  4. Step 4: Simplify right side
    986,328.48x = 822,490,526,559.19
  5. Step 5: Solve for x
    x = 822,490,526,559.19/986,328.48
  6. Step 6: Final answer
    x = 833,891.09

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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.