Home / 437,547.50-603,815.79-236,343.50

Finding the Fourth Proportional to 437,547.50, 603,815.79 and 236,343.50

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Solution

The fourth proportional to 437,547.50, 603,815.79 and 236,343.50 is: 326,154.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,547.50 : 603,815.79 = 236,343.50 : x
  2. Step 2: Convert to fraction form
    437,547.50/603,815.79 = 236,343.50/x
  3. Step 3: Cross multiply
    437,547.50x = 603,815.79 × 236,343.50
  4. Step 4: Simplify right side
    437,547.50x = 142,707,937,163.87
  5. Step 5: Solve for x
    x = 142,707,937,163.87/437,547.50
  6. Step 6: Final answer
    x = 326,154.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.