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Finding the Fourth Proportional to 299,673.04, 413,543.58 and 163,703.50

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Solution

The fourth proportional to 299,673.04, 413,543.58 and 163,703.50 is: 225,907.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,673.04 : 413,543.58 = 163,703.50 : x
  2. Step 2: Convert to fraction form
    299,673.04/413,543.58 = 163,703.50/x
  3. Step 3: Cross multiply
    299,673.04x = 413,543.58 × 163,703.50
  4. Step 4: Simplify right side
    299,673.04x = 67,698,531,448.53
  5. Step 5: Solve for x
    x = 67,698,531,448.53/299,673.04
  6. Step 6: Final answer
    x = 225,907.98

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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.