Home / 934,865.80-1,290,379.06-553,025.32

Finding the Fourth Proportional to 934,865.80, 1,290,379.06 and 553,025.32

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Solution

The fourth proportional to 934,865.80, 1,290,379.06 and 553,025.32 is: 763,331.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,865.80 : 1,290,379.06 = 553,025.32 : x
  2. Step 2: Convert to fraction form
    934,865.80/1,290,379.06 = 553,025.32/x
  3. Step 3: Cross multiply
    934,865.80x = 1,290,379.06 × 553,025.32
  4. Step 4: Simplify right side
    934,865.80x = 713,612,292,577.80
  5. Step 5: Solve for x
    x = 713,612,292,577.80/934,865.80
  6. Step 6: Final answer
    x = 763,331.26

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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.