Home / 436,434.03-602,230.01-245,443.32

Finding the Fourth Proportional to 436,434.03, 602,230.01 and 245,443.32

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Solution

The fourth proportional to 436,434.03, 602,230.01 and 245,443.32 is: 338,684.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,434.03 : 602,230.01 = 245,443.32 : x
  2. Step 2: Convert to fraction form
    436,434.03/602,230.01 = 245,443.32/x
  3. Step 3: Cross multiply
    436,434.03x = 602,230.01 × 245,443.32
  4. Step 4: Simplify right side
    436,434.03x = 147,813,331,830.82
  5. Step 5: Solve for x
    x = 147,813,331,830.82/436,434.03
  6. Step 6: Final answer
    x = 338,684.25

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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.