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Finding the Fourth Proportional to 223,594.36, 308,532.16 and 151,154.82

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Solution

The fourth proportional to 223,594.36, 308,532.16 and 151,154.82 is: 208,574.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,594.36 : 308,532.16 = 151,154.82 : x
  2. Step 2: Convert to fraction form
    223,594.36/308,532.16 = 151,154.82/x
  3. Step 3: Cross multiply
    223,594.36x = 308,532.16 × 151,154.82
  4. Step 4: Simplify right side
    223,594.36x = 46,636,123,109.01
  5. Step 5: Solve for x
    x = 46,636,123,109.01/223,594.36
  6. Step 6: Final answer
    x = 208,574.68

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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.