Home / 749,005.17-1,033,494.26-443,094.45

Finding the Fourth Proportional to 749,005.17, 1,033,494.26 and 443,094.45

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Solution

The fourth proportional to 749,005.17, 1,033,494.26 and 443,094.45 is: 611,391.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,005.17 : 1,033,494.26 = 443,094.45 : x
  2. Step 2: Convert to fraction form
    749,005.17/1,033,494.26 = 443,094.45/x
  3. Step 3: Cross multiply
    749,005.17x = 1,033,494.26 × 443,094.45
  4. Step 4: Simplify right side
    749,005.17x = 457,935,570,712.86
  5. Step 5: Solve for x
    x = 457,935,570,712.86/749,005.17
  6. Step 6: Final answer
    x = 611,391.74

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1.5x scale

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.