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Finding the Fourth Proportional to 526,069.62, 725,937.71 and 296,615.07

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Solution

The fourth proportional to 526,069.62, 725,937.71 and 296,615.07 is: 409,307.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,069.62 : 725,937.71 = 296,615.07 : x
  2. Step 2: Convert to fraction form
    526,069.62/725,937.71 = 296,615.07/x
  3. Step 3: Cross multiply
    526,069.62x = 725,937.71 × 296,615.07
  4. Step 4: Simplify right side
    526,069.62x = 215,324,063,184.21
  5. Step 5: Solve for x
    x = 215,324,063,184.21/526,069.62
  6. Step 6: Final answer
    x = 409,307.16

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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.