Home / 436,258.04-602,072.46-242,702.21

Finding the Fourth Proportional to 436,258.04, 602,072.46 and 242,702.21

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Solution

The fourth proportional to 436,258.04, 602,072.46 and 242,702.21 is: 334,949.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,258.04 : 602,072.46 = 242,702.21 : x
  2. Step 2: Convert to fraction form
    436,258.04/602,072.46 = 242,702.21/x
  3. Step 3: Cross multiply
    436,258.04x = 602,072.46 × 242,702.21
  4. Step 4: Simplify right side
    436,258.04x = 146,124,317,217.18
  5. Step 5: Solve for x
    x = 146,124,317,217.18/436,258.04
  6. Step 6: Final answer
    x = 334,949.28

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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.