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Finding the Fourth Proportional to 784,539.95, 1,176,809.93 and 784,539.95

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Solution

The fourth proportional to 784,539.95, 1,176,809.93 and 784,539.95 is: 1,176,809.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,539.95 : 1,176,809.93 = 784,539.95 : x
  2. Step 2: Convert to fraction form
    784,539.95/1,176,809.93 = 784,539.95/x
  3. Step 3: Cross multiply
    784,539.95x = 1,176,809.93 × 784,539.95
  4. Step 4: Simplify right side
    784,539.95x = 923,254,399,719.00
  5. Step 5: Solve for x
    x = 923,254,399,719.00/784,539.95
  6. Step 6: Final answer
    x = 1,176,809.93

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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.