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Finding the Fourth Proportional to 460,706.88, 635,814.40 and 259,541.76

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Solution

The fourth proportional to 460,706.88, 635,814.40 and 259,541.76 is: 358,189.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,706.88 : 635,814.40 = 259,541.76 : x
  2. Step 2: Convert to fraction form
    460,706.88/635,814.40 = 259,541.76/x
  3. Step 3: Cross multiply
    460,706.88x = 635,814.40 × 259,541.76
  4. Step 4: Simplify right side
    460,706.88x = 165,020,388,409.34
  5. Step 5: Solve for x
    x = 165,020,388,409.34/460,706.88
  6. Step 6: Final answer
    x = 358,189.55

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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.