Home / 837,980.26-1,156,436.88-456,031.24

Finding the Fourth Proportional to 837,980.26, 1,156,436.88 and 456,031.24

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Solution

The fourth proportional to 837,980.26, 1,156,436.88 and 456,031.24 is: 629,336.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,980.26 : 1,156,436.88 = 456,031.24 : x
  2. Step 2: Convert to fraction form
    837,980.26/1,156,436.88 = 456,031.24/x
  3. Step 3: Cross multiply
    837,980.26x = 1,156,436.88 × 456,031.24
  4. Step 4: Simplify right side
    837,980.26x = 527,371,344,368.13
  5. Step 5: Solve for x
    x = 527,371,344,368.13/837,980.26
  6. Step 6: Final answer
    x = 629,336.24

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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.