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Finding the Fourth Proportional to 584,658.46, 871,583.30 and 575,445.15

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Solution

The fourth proportional to 584,658.46, 871,583.30 and 575,445.15 is: 857,848.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,658.46 : 871,583.30 = 575,445.15 : x
  2. Step 2: Convert to fraction form
    584,658.46/871,583.30 = 575,445.15/x
  3. Step 3: Cross multiply
    584,658.46x = 871,583.30 × 575,445.15
  4. Step 4: Simplify right side
    584,658.46x = 501,548,382,806.00
  5. Step 5: Solve for x
    x = 501,548,382,806.00/584,658.46
  6. Step 6: Final answer
    x = 857,848.50

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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.