Home / 977,002.60-1,465,503.90-416,093.80

Finding the Fourth Proportional to 977,002.60, 1,465,503.90 and 416,093.80

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Solution

The fourth proportional to 977,002.60, 1,465,503.90 and 416,093.80 is: 624,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,002.60 : 1,465,503.90 = 416,093.80 : x
  2. Step 2: Convert to fraction form
    977,002.60/1,465,503.90 = 416,093.80/x
  3. Step 3: Cross multiply
    977,002.60x = 1,465,503.90 × 416,093.80
  4. Step 4: Simplify right side
    977,002.60x = 609,787,086,665.82
  5. Step 5: Solve for x
    x = 609,787,086,665.82/977,002.60
  6. Step 6: Final answer
    x = 624,140.70

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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.