Home / 649,177.63-896,115.15-581,074.45

Finding the Fourth Proportional to 649,177.63, 896,115.15 and 581,074.45

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Solution

The fourth proportional to 649,177.63, 896,115.15 and 581,074.45 is: 802,106.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,177.63 : 896,115.15 = 581,074.45 : x
  2. Step 2: Convert to fraction form
    649,177.63/896,115.15 = 581,074.45/x
  3. Step 3: Cross multiply
    649,177.63x = 896,115.15 × 581,074.45
  4. Step 4: Simplify right side
    649,177.63x = 520,709,617,922.92
  5. Step 5: Solve for x
    x = 520,709,617,922.92/649,177.63
  6. Step 6: Final answer
    x = 802,106.53

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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.