Home / 693,045.24-957,338.53-522,254.21

Finding the Fourth Proportional to 693,045.24, 957,338.53 and 522,254.21

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Solution

The fourth proportional to 693,045.24, 957,338.53 and 522,254.21 is: 721,416.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,045.24 : 957,338.53 = 522,254.21 : x
  2. Step 2: Convert to fraction form
    693,045.24/957,338.53 = 522,254.21/x
  3. Step 3: Cross multiply
    693,045.24x = 957,338.53 × 522,254.21
  4. Step 4: Simplify right side
    693,045.24x = 499,974,078,775.42
  5. Step 5: Solve for x
    x = 499,974,078,775.42/693,045.24
  6. Step 6: Final answer
    x = 721,416.22

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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.