Home / 319,017.36-478,525.98-94,360.26

Finding the Fourth Proportional to 319,017.36, 478,525.98 and 94,360.26

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Solution

The fourth proportional to 319,017.36, 478,525.98 and 94,360.26 is: 141,540.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,017.36 : 478,525.98 = 94,360.26 : x
  2. Step 2: Convert to fraction form
    319,017.36/478,525.98 = 94,360.26/x
  3. Step 3: Cross multiply
    319,017.36x = 478,525.98 × 94,360.26
  4. Step 4: Simplify right side
    319,017.36x = 45,153,835,889.55
  5. Step 5: Solve for x
    x = 45,153,835,889.55/319,017.36
  6. Step 6: Final answer
    x = 141,540.37

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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.