Home / 597,811.80-896,717.70-385,235.40

Finding the Fourth Proportional to 597,811.80, 896,717.70 and 385,235.40

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Solution

The fourth proportional to 597,811.80, 896,717.70 and 385,235.40 is: 577,853.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,811.80 : 896,717.70 = 385,235.40 : x
  2. Step 2: Convert to fraction form
    597,811.80/896,717.70 = 385,235.40/x
  3. Step 3: Cross multiply
    597,811.80x = 896,717.70 × 385,235.40
  4. Step 4: Simplify right side
    597,811.80x = 345,447,401,846.58
  5. Step 5: Solve for x
    x = 345,447,401,846.58/597,811.80
  6. Step 6: Final answer
    x = 577,853.10

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.