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Finding the Fourth Proportional to 333,657.30, 460,656.24 and 257,032.11

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Solution

The fourth proportional to 333,657.30, 460,656.24 and 257,032.11 is: 354,865.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,657.30 : 460,656.24 = 257,032.11 : x
  2. Step 2: Convert to fraction form
    333,657.30/460,656.24 = 257,032.11/x
  3. Step 3: Cross multiply
    333,657.30x = 460,656.24 × 257,032.11
  4. Step 4: Simplify right side
    333,657.30x = 118,403,445,351.87
  5. Step 5: Solve for x
    x = 118,403,445,351.87/333,657.30
  6. Step 6: Final answer
    x = 354,865.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.