Home / 914,855.06-1,262,500.08-512,447.06

Finding the Fourth Proportional to 914,855.06, 1,262,500.08 and 512,447.06

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Solution

The fourth proportional to 914,855.06, 1,262,500.08 and 512,447.06 is: 707,177.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,855.06 : 1,262,500.08 = 512,447.06 : x
  2. Step 2: Convert to fraction form
    914,855.06/1,262,500.08 = 512,447.06/x
  3. Step 3: Cross multiply
    914,855.06x = 1,262,500.08 × 512,447.06
  4. Step 4: Simplify right side
    914,855.06x = 646,964,454,245.77
  5. Step 5: Solve for x
    x = 646,964,454,245.77/914,855.06
  6. Step 6: Final answer
    x = 707,177.00

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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.