Home / 369,740.07-554,839.70-236,715.79

Finding the Fourth Proportional to 369,740.07, 554,839.70 and 236,715.79

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Solution

The fourth proportional to 369,740.07, 554,839.70 and 236,715.79 is: 355,220.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,740.07 : 554,839.70 = 236,715.79 : x
  2. Step 2: Convert to fraction form
    369,740.07/554,839.70 = 236,715.79/x
  3. Step 3: Cross multiply
    369,740.07x = 554,839.70 × 236,715.79
  4. Step 4: Simplify right side
    369,740.07x = 131,339,317,908.86
  5. Step 5: Solve for x
    x = 131,339,317,908.86/369,740.07
  6. Step 6: Final answer
    x = 355,220.68

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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.