Home / 886,949.16-1,223,962.50-505,030.44

Finding the Fourth Proportional to 886,949.16, 1,223,962.50 and 505,030.44

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Solution

The fourth proportional to 886,949.16, 1,223,962.50 and 505,030.44 is: 696,926.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,949.16 : 1,223,962.50 = 505,030.44 : x
  2. Step 2: Convert to fraction form
    886,949.16/1,223,962.50 = 505,030.44/x
  3. Step 3: Cross multiply
    886,949.16x = 1,223,962.50 × 505,030.44
  4. Step 4: Simplify right side
    886,949.16x = 618,138,319,918.50
  5. Step 5: Solve for x
    x = 618,138,319,918.50/886,949.16
  6. Step 6: Final answer
    x = 696,926.44

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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.