Home / 626,216.40-938,566.44-288,796.32

Finding the Fourth Proportional to 626,216.40, 938,566.44 and 288,796.32

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Solution

The fourth proportional to 626,216.40, 938,566.44 and 288,796.32 is: 432,844.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,216.40 : 938,566.44 = 288,796.32 : x
  2. Step 2: Convert to fraction form
    626,216.40/938,566.44 = 288,796.32/x
  3. Step 3: Cross multiply
    626,216.40x = 938,566.44 × 288,796.32
  4. Step 4: Simplify right side
    626,216.40x = 271,054,533,947.50
  5. Step 5: Solve for x
    x = 271,054,533,947.50/626,216.40
  6. Step 6: Final answer
    x = 432,844.83

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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.