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Finding the Fourth Proportional to 609,783.31, 910,324.67 and 569,260.84

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Solution

The fourth proportional to 609,783.31, 910,324.67 and 569,260.84 is: 849,830.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,783.31 : 910,324.67 = 569,260.84 : x
  2. Step 2: Convert to fraction form
    609,783.31/910,324.67 = 569,260.84/x
  3. Step 3: Cross multiply
    609,783.31x = 910,324.67 × 569,260.84
  4. Step 4: Simplify right side
    609,783.31x = 518,212,186,316.92
  5. Step 5: Solve for x
    x = 518,212,186,316.92/609,783.31
  6. Step 6: Final answer
    x = 849,830.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.