Home / 436,376.84-602,196.24-245,386.16

Finding the Fourth Proportional to 436,376.84, 602,196.24 and 245,386.16

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Solution

The fourth proportional to 436,376.84, 602,196.24 and 245,386.16 is: 338,630.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,376.84 : 602,196.24 = 245,386.16 : x
  2. Step 2: Convert to fraction form
    436,376.84/602,196.24 = 245,386.16/x
  3. Step 3: Cross multiply
    436,376.84x = 602,196.24 × 245,386.16
  4. Step 4: Simplify right side
    436,376.84x = 147,770,622,900.04
  5. Step 5: Solve for x
    x = 147,770,622,900.04/436,376.84
  6. Step 6: Final answer
    x = 338,630.76

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1.5x scale

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.