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Finding the Fourth Proportional to 194,637.80, 291,999.02 and 59,702.40

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Solution

The fourth proportional to 194,637.80, 291,999.02 and 59,702.40 is: 89,566.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,637.80 : 291,999.02 = 59,702.40 : x
  2. Step 2: Convert to fraction form
    194,637.80/291,999.02 = 59,702.40/x
  3. Step 3: Cross multiply
    194,637.80x = 291,999.02 × 59,702.40
  4. Step 4: Simplify right side
    194,637.80x = 17,433,041,993.14
  5. Step 5: Solve for x
    x = 17,433,041,993.14/194,637.80
  6. Step 6: Final answer
    x = 89,566.58

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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.