Home / 703,342.61-1,053,745.45-433,000.25

Finding the Fourth Proportional to 703,342.61, 1,053,745.45 and 433,000.25

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Solution

The fourth proportional to 703,342.61, 1,053,745.45 and 433,000.25 is: 648,719.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,342.61 : 1,053,745.45 = 433,000.25 : x
  2. Step 2: Convert to fraction form
    703,342.61/1,053,745.45 = 433,000.25/x
  3. Step 3: Cross multiply
    703,342.61x = 1,053,745.45 × 433,000.25
  4. Step 4: Simplify right side
    703,342.61x = 456,272,043,286.36
  5. Step 5: Solve for x
    x = 456,272,043,286.36/703,342.61
  6. Step 6: Final answer
    x = 648,719.47

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1.5x scale

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.