Home / 612,669.71-918,883.14-582,289.32

Finding the Fourth Proportional to 612,669.71, 918,883.14 and 582,289.32

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Solution

The fourth proportional to 612,669.71, 918,883.14 and 582,289.32 is: 873,318.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,669.71 : 918,883.14 = 582,289.32 : x
  2. Step 2: Convert to fraction form
    612,669.71/918,883.14 = 582,289.32/x
  3. Step 3: Cross multiply
    612,669.71x = 918,883.14 × 582,289.32
  4. Step 4: Simplify right side
    612,669.71x = 535,055,838,750.07
  5. Step 5: Solve for x
    x = 535,055,838,750.07/612,669.71
  6. Step 6: Final answer
    x = 873,318.58

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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.