Home / 410,146.20-614,643.30-326,050.20

Finding the Fourth Proportional to 410,146.20, 614,643.30 and 326,050.20

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Solution

The fourth proportional to 410,146.20, 614,643.30 and 326,050.20 is: 488,617.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,146.20 : 614,643.30 = 326,050.20 : x
  2. Step 2: Convert to fraction form
    410,146.20/614,643.30 = 326,050.20/x
  3. Step 3: Cross multiply
    410,146.20x = 614,643.30 × 326,050.20
  4. Step 4: Simplify right side
    410,146.20x = 200,404,570,893.66
  5. Step 5: Solve for x
    x = 200,404,570,893.66/410,146.20
  6. Step 6: Final answer
    x = 488,617.40

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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.