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Finding the Fourth Proportional to 301,718.59, 416,325.36 and 174,369.59

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Solution

The fourth proportional to 301,718.59, 416,325.36 and 174,369.59 is: 240,603.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,718.59 : 416,325.36 = 174,369.59 : x
  2. Step 2: Convert to fraction form
    301,718.59/416,325.36 = 174,369.59/x
  3. Step 3: Cross multiply
    301,718.59x = 416,325.36 × 174,369.59
  4. Step 4: Simplify right side
    301,718.59x = 72,594,480,248.18
  5. Step 5: Solve for x
    x = 72,594,480,248.18/301,718.59
  6. Step 6: Final answer
    x = 240,603.28

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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.