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Finding the Fourth Proportional to 186,697.26, 280,045.94 and 46,455.89

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Solution

The fourth proportional to 186,697.26, 280,045.94 and 46,455.89 is: 69,683.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,697.26 : 280,045.94 = 46,455.89 : x
  2. Step 2: Convert to fraction form
    186,697.26/280,045.94 = 46,455.89/x
  3. Step 3: Cross multiply
    186,697.26x = 280,045.94 × 46,455.89
  4. Step 4: Simplify right side
    186,697.26x = 13,009,781,751.08
  5. Step 5: Solve for x
    x = 13,009,781,751.08/186,697.26
  6. Step 6: Final answer
    x = 69,683.84

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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.