Home / 977,604.60-1,467,719.10-624,185.40

Finding the Fourth Proportional to 977,604.60, 1,467,719.10 and 624,185.40

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Solution

The fourth proportional to 977,604.60, 1,467,719.10 and 624,185.40 is: 937,115.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,604.60 : 1,467,719.10 = 624,185.40 : x
  2. Step 2: Convert to fraction form
    977,604.60/1,467,719.10 = 624,185.40/x
  3. Step 3: Cross multiply
    977,604.60x = 1,467,719.10 × 624,185.40
  4. Step 4: Simplify right side
    977,604.60x = 916,128,833,521.14
  5. Step 5: Solve for x
    x = 916,128,833,521.14/977,604.60
  6. Step 6: Final answer
    x = 937,115.92

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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.