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Finding the Fourth Proportional to 163,030.40, 227,776 and 163,030.40

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Solution

The fourth proportional to 163,030.40, 227,776 and 163,030.40 is: 227,776.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,030.40 : 227,776 = 163,030.40 : x
  2. Step 2: Convert to fraction form
    163,030.40/227,776 = 163,030.40/x
  3. Step 3: Cross multiply
    163,030.40x = 227,776 × 163,030.40
  4. Step 4: Simplify right side
    163,030.40x = 37,134,412,390.40
  5. Step 5: Solve for x
    x = 37,134,412,390.40/163,030.40
  6. Step 6: Final answer
    x = 227,776.00

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.