Home / 346,051.40-519,077.10-325,056.20

Finding the Fourth Proportional to 346,051.40, 519,077.10 and 325,056.20

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Solution

The fourth proportional to 346,051.40, 519,077.10 and 325,056.20 is: 487,584.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,051.40 : 519,077.10 = 325,056.20 : x
  2. Step 2: Convert to fraction form
    346,051.40/519,077.10 = 325,056.20/x
  3. Step 3: Cross multiply
    346,051.40x = 519,077.10 × 325,056.20
  4. Step 4: Simplify right side
    346,051.40x = 168,729,229,633.02
  5. Step 5: Solve for x
    x = 168,729,229,633.02/346,051.40
  6. Step 6: Final answer
    x = 487,584.30

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Similar ratio
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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.