Home / 340,024.60-509,259.30-173,618.20

Finding the Fourth Proportional to 340,024.60, 509,259.30 and 173,618.20

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Solution

The fourth proportional to 340,024.60, 509,259.30 and 173,618.20 is: 260,030.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,024.60 : 509,259.30 = 173,618.20 : x
  2. Step 2: Convert to fraction form
    340,024.60/509,259.30 = 173,618.20/x
  3. Step 3: Cross multiply
    340,024.60x = 509,259.30 × 173,618.20
  4. Step 4: Simplify right side
    340,024.60x = 88,416,682,999.26
  5. Step 5: Solve for x
    x = 88,416,682,999.26/340,024.60
  6. Step 6: Final answer
    x = 260,030.25

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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.