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Finding the Fourth Proportional to 296,368.80, 408,963.04 and 175,488.40

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Solution

The fourth proportional to 296,368.80, 408,963.04 and 175,488.40 is: 242,158.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,368.80 : 408,963.04 = 175,488.40 : x
  2. Step 2: Convert to fraction form
    296,368.80/408,963.04 = 175,488.40/x
  3. Step 3: Cross multiply
    296,368.80x = 408,963.04 × 175,488.40
  4. Step 4: Simplify right side
    296,368.80x = 71,768,269,548.74
  5. Step 5: Solve for x
    x = 71,768,269,548.74/296,368.80
  6. Step 6: Final answer
    x = 242,158.65

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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.