Home / 778,793.91-1,075,222.16-597,156.93

Finding the Fourth Proportional to 778,793.91, 1,075,222.16 and 597,156.93

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Solution

The fourth proportional to 778,793.91, 1,075,222.16 and 597,156.93 is: 824,449.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,793.91 : 1,075,222.16 = 597,156.93 : x
  2. Step 2: Convert to fraction form
    778,793.91/1,075,222.16 = 597,156.93/x
  3. Step 3: Cross multiply
    778,793.91x = 1,075,222.16 × 597,156.93
  4. Step 4: Simplify right side
    778,793.91x = 642,076,361,147.78
  5. Step 5: Solve for x
    x = 642,076,361,147.78/778,793.91
  6. Step 6: Final answer
    x = 824,449.64

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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.