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Finding the Fourth Proportional to 194,407.57, 291,611.35 and 46,663.57

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Solution

The fourth proportional to 194,407.57, 291,611.35 and 46,663.57 is: 69,995.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,407.57 : 291,611.35 = 46,663.57 : x
  2. Step 2: Convert to fraction form
    194,407.57/291,611.35 = 46,663.57/x
  3. Step 3: Cross multiply
    194,407.57x = 291,611.35 × 46,663.57
  4. Step 4: Simplify right side
    194,407.57x = 13,607,625,185.46
  5. Step 5: Solve for x
    x = 13,607,625,185.46/194,407.57
  6. Step 6: Final answer
    x = 69,995.35

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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.