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Finding the Fourth Proportional to 584,566.80, 877,638.60 and 374,614.80

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Solution

The fourth proportional to 584,566.80, 877,638.60 and 374,614.80 is: 562,427.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,566.80 : 877,638.60 = 374,614.80 : x
  2. Step 2: Convert to fraction form
    584,566.80/877,638.60 = 374,614.80/x
  3. Step 3: Cross multiply
    584,566.80x = 877,638.60 × 374,614.80
  4. Step 4: Simplify right side
    584,566.80x = 328,776,408,611.28
  5. Step 5: Solve for x
    x = 328,776,408,611.28/584,566.80
  6. Step 6: Final answer
    x = 562,427.44

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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.