Home / 369,824.40-554,736.60-303,339.60

Finding the Fourth Proportional to 369,824.40, 554,736.60 and 303,339.60

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Solution

The fourth proportional to 369,824.40, 554,736.60 and 303,339.60 is: 455,009.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,824.40 : 554,736.60 = 303,339.60 : x
  2. Step 2: Convert to fraction form
    369,824.40/554,736.60 = 303,339.60/x
  3. Step 3: Cross multiply
    369,824.40x = 554,736.60 × 303,339.60
  4. Step 4: Simplify right side
    369,824.40x = 168,273,578,349.36
  5. Step 5: Solve for x
    x = 168,273,578,349.36/369,824.40
  6. Step 6: Final answer
    x = 455,009.40

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1.5x scale

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.