Home / 989,070.38-1,483,724.58-349,242.48

Finding the Fourth Proportional to 989,070.38, 1,483,724.58 and 349,242.48

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Solution

The fourth proportional to 989,070.38, 1,483,724.58 and 349,242.48 is: 523,905.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,070.38 : 1,483,724.58 = 349,242.48 : x
  2. Step 2: Convert to fraction form
    989,070.38/1,483,724.58 = 349,242.48/x
  3. Step 3: Cross multiply
    989,070.38x = 1,483,724.58 × 349,242.48
  4. Step 4: Simplify right side
    989,070.38x = 518,179,651,956.16
  5. Step 5: Solve for x
    x = 518,179,651,956.16/989,070.38
  6. Step 6: Final answer
    x = 523,905.74

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.