Home / 881,630.79-1,216,783.47-537,666.27

Finding the Fourth Proportional to 881,630.79, 1,216,783.47 and 537,666.27

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Solution

The fourth proportional to 881,630.79, 1,216,783.47 and 537,666.27 is: 742,060.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,630.79 : 1,216,783.47 = 537,666.27 : x
  2. Step 2: Convert to fraction form
    881,630.79/1,216,783.47 = 537,666.27/x
  3. Step 3: Cross multiply
    881,630.79x = 1,216,783.47 × 537,666.27
  4. Step 4: Simplify right side
    881,630.79x = 654,223,429,712.56
  5. Step 5: Solve for x
    x = 654,223,429,712.56/881,630.79
  6. Step 6: Final answer
    x = 742,060.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.