Home / 968,590.08-1,336,569.35-538,893.80

Finding the Fourth Proportional to 968,590.08, 1,336,569.35 and 538,893.80

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Solution

The fourth proportional to 968,590.08, 1,336,569.35 and 538,893.80 is: 743,626.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,590.08 : 1,336,569.35 = 538,893.80 : x
  2. Step 2: Convert to fraction form
    968,590.08/1,336,569.35 = 538,893.80/x
  3. Step 3: Cross multiply
    968,590.08x = 1,336,569.35 × 538,893.80
  4. Step 4: Simplify right side
    968,590.08x = 720,268,926,607.71
  5. Step 5: Solve for x
    x = 720,268,926,607.71/968,590.08
  6. Step 6: Final answer
    x = 743,626.16

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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.