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Finding the Fourth Proportional to 366,908.51, 506,118.70 and 230,726.45

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Solution

The fourth proportional to 366,908.51, 506,118.70 and 230,726.45 is: 318,267.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,908.51 : 506,118.70 = 230,726.45 : x
  2. Step 2: Convert to fraction form
    366,908.51/506,118.70 = 230,726.45/x
  3. Step 3: Cross multiply
    366,908.51x = 506,118.70 × 230,726.45
  4. Step 4: Simplify right side
    366,908.51x = 116,774,970,929.62
  5. Step 5: Solve for x
    x = 116,774,970,929.62/366,908.51
  6. Step 6: Final answer
    x = 318,267.27

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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.