Home / 972,342.45-1,456,654.73-522,913.95

Finding the Fourth Proportional to 972,342.45, 1,456,654.73 and 522,913.95

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Solution

The fourth proportional to 972,342.45, 1,456,654.73 and 522,913.95 is: 783,371.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,342.45 : 1,456,654.73 = 522,913.95 : x
  2. Step 2: Convert to fraction form
    972,342.45/1,456,654.73 = 522,913.95/x
  3. Step 3: Cross multiply
    972,342.45x = 1,456,654.73 × 522,913.95
  4. Step 4: Simplify right side
    972,342.45x = 761,705,076,035.91
  5. Step 5: Solve for x
    x = 761,705,076,035.91/972,342.45
  6. Step 6: Final answer
    x = 783,371.20

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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.