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Finding the Fourth Proportional to 243,483.49, 365,292.65 and 101,395.63

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Solution

The fourth proportional to 243,483.49, 365,292.65 and 101,395.63 is: 152,121.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,483.49 : 365,292.65 = 101,395.63 : x
  2. Step 2: Convert to fraction form
    243,483.49/365,292.65 = 101,395.63/x
  3. Step 3: Cross multiply
    243,483.49x = 365,292.65 × 101,395.63
  4. Step 4: Simplify right side
    243,483.49x = 37,039,078,381.12
  5. Step 5: Solve for x
    x = 37,039,078,381.12/243,483.49
  6. Step 6: Final answer
    x = 152,121.52

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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.