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Finding the Fourth Proportional to 583,872.60, 875,808.90 and 575,999.40

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Solution

The fourth proportional to 583,872.60, 875,808.90 and 575,999.40 is: 863,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,872.60 : 875,808.90 = 575,999.40 : x
  2. Step 2: Convert to fraction form
    583,872.60/875,808.90 = 575,999.40/x
  3. Step 3: Cross multiply
    583,872.60x = 875,808.90 × 575,999.40
  4. Step 4: Simplify right side
    583,872.60x = 504,465,400,914.66
  5. Step 5: Solve for x
    x = 504,465,400,914.66/583,872.60
  6. Step 6: Final answer
    x = 863,999.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.