Home / 401,531.04-601,113.23-351,708.45

Finding the Fourth Proportional to 401,531.04, 601,113.23 and 351,708.45

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Solution

The fourth proportional to 401,531.04, 601,113.23 and 351,708.45 is: 526,526.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,531.04 : 601,113.23 = 351,708.45 : x
  2. Step 2: Convert to fraction form
    401,531.04/601,113.23 = 351,708.45/x
  3. Step 3: Cross multiply
    401,531.04x = 601,113.23 × 351,708.45
  4. Step 4: Simplify right side
    401,531.04x = 211,416,600,639.25
  5. Step 5: Solve for x
    x = 211,416,600,639.25/401,531.04
  6. Step 6: Final answer
    x = 526,526.17

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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.