Home / 773,313.80-1,159,970.70-537,384.20

Finding the Fourth Proportional to 773,313.80, 1,159,970.70 and 537,384.20

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Solution

The fourth proportional to 773,313.80, 1,159,970.70 and 537,384.20 is: 806,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,313.80 : 1,159,970.70 = 537,384.20 : x
  2. Step 2: Convert to fraction form
    773,313.80/1,159,970.70 = 537,384.20/x
  3. Step 3: Cross multiply
    773,313.80x = 1,159,970.70 × 537,384.20
  4. Step 4: Simplify right side
    773,313.80x = 623,349,926,642.94
  5. Step 5: Solve for x
    x = 623,349,926,642.94/773,313.80
  6. Step 6: Final answer
    x = 806,076.30

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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.