Home / 677,587.23-1,015,025.73-407,566.28

Finding the Fourth Proportional to 677,587.23, 1,015,025.73 and 407,566.28

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Solution

The fourth proportional to 677,587.23, 1,015,025.73 and 407,566.28 is: 610,534.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,587.23 : 1,015,025.73 = 407,566.28 : x
  2. Step 2: Convert to fraction form
    677,587.23/1,015,025.73 = 407,566.28/x
  3. Step 3: Cross multiply
    677,587.23x = 1,015,025.73 × 407,566.28
  4. Step 4: Simplify right side
    677,587.23x = 413,690,255,805.26
  5. Step 5: Solve for x
    x = 413,690,255,805.26/677,587.23
  6. Step 6: Final answer
    x = 610,534.32

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1.5x scale

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.