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Finding the Fourth Proportional to 292,503.80, 437,880.90 and 174,114.20

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Solution

The fourth proportional to 292,503.80, 437,880.90 and 174,114.20 is: 260,650.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,503.80 : 437,880.90 = 174,114.20 : x
  2. Step 2: Convert to fraction form
    292,503.80/437,880.90 = 174,114.20/x
  3. Step 3: Cross multiply
    292,503.80x = 437,880.90 × 174,114.20
  4. Step 4: Simplify right side
    292,503.80x = 76,241,282,598.78
  5. Step 5: Solve for x
    x = 76,241,282,598.78/292,503.80
  6. Step 6: Final answer
    x = 260,650.57

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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.