Home / 977,906.70-1,467,297.45-472,272.30

Finding the Fourth Proportional to 977,906.70, 1,467,297.45 and 472,272.30

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Solution

The fourth proportional to 977,906.70, 1,467,297.45 and 472,272.30 is: 708,619.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,906.70 : 1,467,297.45 = 472,272.30 : x
  2. Step 2: Convert to fraction form
    977,906.70/1,467,297.45 = 472,272.30/x
  3. Step 3: Cross multiply
    977,906.70x = 1,467,297.45 × 472,272.30
  4. Step 4: Simplify right side
    977,906.70x = 692,963,941,495.64
  5. Step 5: Solve for x
    x = 692,963,941,495.64/977,906.70
  6. Step 6: Final answer
    x = 708,619.69

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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.