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Finding the Fourth Proportional to 243,762.36, 362,980.05 and 234,794.28

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Solution

The fourth proportional to 243,762.36, 362,980.05 and 234,794.28 is: 349,625.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,762.36 : 362,980.05 = 234,794.28 : x
  2. Step 2: Convert to fraction form
    243,762.36/362,980.05 = 234,794.28/x
  3. Step 3: Cross multiply
    243,762.36x = 362,980.05 × 234,794.28
  4. Step 4: Simplify right side
    243,762.36x = 85,225,639,494.11
  5. Step 5: Solve for x
    x = 85,225,639,494.11/243,762.36
  6. Step 6: Final answer
    x = 349,625.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.