Home / 346,053.20-519,225.60-188,394.80

Finding the Fourth Proportional to 346,053.20, 519,225.60 and 188,394.80

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Solution

The fourth proportional to 346,053.20, 519,225.60 and 188,394.80 is: 282,671.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,053.20 : 519,225.60 = 188,394.80 : x
  2. Step 2: Convert to fraction form
    346,053.20/519,225.60 = 188,394.80/x
  3. Step 3: Cross multiply
    346,053.20x = 519,225.60 × 188,394.80
  4. Step 4: Simplify right side
    346,053.20x = 97,819,403,066.88
  5. Step 5: Solve for x
    x = 97,819,403,066.88/346,053.20
  6. Step 6: Final answer
    x = 282,671.57

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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.