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Finding the Fourth Proportional to 609,759.09, 841,498.88 and 368,038.35

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Solution

The fourth proportional to 609,759.09, 841,498.88 and 368,038.35 is: 507,911.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,759.09 : 841,498.88 = 368,038.35 : x
  2. Step 2: Convert to fraction form
    609,759.09/841,498.88 = 368,038.35/x
  3. Step 3: Cross multiply
    609,759.09x = 841,498.88 × 368,038.35
  4. Step 4: Simplify right side
    609,759.09x = 309,703,857,481.86
  5. Step 5: Solve for x
    x = 309,703,857,481.86/609,759.09
  6. Step 6: Final answer
    x = 507,911.83

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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.