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Finding the Fourth Proportional to 353,713.95, 530,237.39 and 176,053.01

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Solution

The fourth proportional to 353,713.95, 530,237.39 and 176,053.01 is: 263,913.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,713.95 : 530,237.39 = 176,053.01 : x
  2. Step 2: Convert to fraction form
    353,713.95/530,237.39 = 176,053.01/x
  3. Step 3: Cross multiply
    353,713.95x = 530,237.39 × 176,053.01
  4. Step 4: Simplify right side
    353,713.95x = 93,349,884,992.59
  5. Step 5: Solve for x
    x = 93,349,884,992.59/353,713.95
  6. Step 6: Final answer
    x = 263,913.50

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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.