Home / 346,726.70-520,090.05-283,741.10

Finding the Fourth Proportional to 346,726.70, 520,090.05 and 283,741.10

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Solution

The fourth proportional to 346,726.70, 520,090.05 and 283,741.10 is: 425,611.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,726.70 : 520,090.05 = 283,741.10 : x
  2. Step 2: Convert to fraction form
    346,726.70/520,090.05 = 283,741.10/x
  3. Step 3: Cross multiply
    346,726.70x = 520,090.05 × 283,741.10
  4. Step 4: Simplify right side
    346,726.70x = 147,570,922,886.06
  5. Step 5: Solve for x
    x = 147,570,922,886.06/346,726.70
  6. Step 6: Final answer
    x = 425,611.65

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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.