Home / 346,061.20-519,237.60-188,402.80

Finding the Fourth Proportional to 346,061.20, 519,237.60 and 188,402.80

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Solution

The fourth proportional to 346,061.20, 519,237.60 and 188,402.80 is: 282,683.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,061.20 : 519,237.60 = 188,402.80 : x
  2. Step 2: Convert to fraction form
    346,061.20/519,237.60 = 188,402.80/x
  3. Step 3: Cross multiply
    346,061.20x = 519,237.60 × 188,402.80
  4. Step 4: Simplify right side
    346,061.20x = 97,825,817,705.28
  5. Step 5: Solve for x
    x = 97,825,817,705.28/346,061.20
  6. Step 6: Final answer
    x = 282,683.58

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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.