Home / 650,628.04-897,662.10-364,102.60

Finding the Fourth Proportional to 650,628.04, 897,662.10 and 364,102.60

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Solution

The fourth proportional to 650,628.04, 897,662.10 and 364,102.60 is: 502,347.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,628.04 : 897,662.10 = 364,102.60 : x
  2. Step 2: Convert to fraction form
    650,628.04/897,662.10 = 364,102.60/x
  3. Step 3: Cross multiply
    650,628.04x = 897,662.10 × 364,102.60
  4. Step 4: Simplify right side
    650,628.04x = 326,841,104,531.46
  5. Step 5: Solve for x
    x = 326,841,104,531.46/650,628.04
  6. Step 6: Final answer
    x = 502,347.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.