Home / 699,184.54-964,326.50-478,552.60

Finding the Fourth Proportional to 699,184.54, 964,326.50 and 478,552.60

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Solution

The fourth proportional to 699,184.54, 964,326.50 and 478,552.60 is: 660,027.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,184.54 : 964,326.50 = 478,552.60 : x
  2. Step 2: Convert to fraction form
    699,184.54/964,326.50 = 478,552.60/x
  3. Step 3: Cross multiply
    699,184.54x = 964,326.50 × 478,552.60
  4. Step 4: Simplify right side
    699,184.54x = 461,480,949,002.27
  5. Step 5: Solve for x
    x = 461,480,949,002.27/699,184.54
  6. Step 6: Final answer
    x = 660,027.40

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1.5x scale

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.