Home / 705,700.02-1,058,548.40-306,289.02

Finding the Fourth Proportional to 705,700.02, 1,058,548.40 and 306,289.02

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Solution

The fourth proportional to 705,700.02, 1,058,548.40 and 306,289.02 is: 459,432.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,700.02 : 1,058,548.40 = 306,289.02 : x
  2. Step 2: Convert to fraction form
    705,700.02/1,058,548.40 = 306,289.02/x
  3. Step 3: Cross multiply
    705,700.02x = 1,058,548.40 × 306,289.02
  4. Step 4: Simplify right side
    705,700.02x = 324,221,752,058.57
  5. Step 5: Solve for x
    x = 324,221,752,058.57/705,700.02
  6. Step 6: Final answer
    x = 459,432.82

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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.