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Finding the Fourth Proportional to 554,509.80, 832,133.70 and 301,853.96

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Solution

The fourth proportional to 554,509.80, 832,133.70 and 301,853.96 is: 452,981.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,509.80 : 832,133.70 = 301,853.96 : x
  2. Step 2: Convert to fraction form
    554,509.80/832,133.70 = 301,853.96/x
  3. Step 3: Cross multiply
    554,509.80x = 832,133.70 × 301,853.96
  4. Step 4: Simplify right side
    554,509.80x = 251,182,852,594.45
  5. Step 5: Solve for x
    x = 251,182,852,594.45/554,509.80
  6. Step 6: Final answer
    x = 452,981.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.