Home / 914,951.24-1,262,632.86-512,543.24

Finding the Fourth Proportional to 914,951.24, 1,262,632.86 and 512,543.24

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Solution

The fourth proportional to 914,951.24, 1,262,632.86 and 512,543.24 is: 707,309.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,951.24 : 1,262,632.86 = 512,543.24 : x
  2. Step 2: Convert to fraction form
    914,951.24/1,262,632.86 = 512,543.24/x
  3. Step 3: Cross multiply
    914,951.24x = 1,262,632.86 × 512,543.24
  4. Step 4: Simplify right side
    914,951.24x = 647,153,936,994.87
  5. Step 5: Solve for x
    x = 647,153,936,994.87/914,951.24
  6. Step 6: Final answer
    x = 707,309.75

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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.