Home / 537,823.20-804,985.20-418,850.40

Finding the Fourth Proportional to 537,823.20, 804,985.20 and 418,850.40

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Solution

The fourth proportional to 537,823.20, 804,985.20 and 418,850.40 is: 626,913.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,823.20 : 804,985.20 = 418,850.40 : x
  2. Step 2: Convert to fraction form
    537,823.20/804,985.20 = 418,850.40/x
  3. Step 3: Cross multiply
    537,823.20x = 804,985.20 × 418,850.40
  4. Step 4: Simplify right side
    537,823.20x = 337,168,373,014.08
  5. Step 5: Solve for x
    x = 337,168,373,014.08/537,823.20
  6. Step 6: Final answer
    x = 626,913.03

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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.