Home / 536,904.10-804,434.55-349,819.30

Finding the Fourth Proportional to 536,904.10, 804,434.55 and 349,819.30

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Solution

The fourth proportional to 536,904.10, 804,434.55 and 349,819.30 is: 524,128.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,904.10 : 804,434.55 = 349,819.30 : x
  2. Step 2: Convert to fraction form
    536,904.10/804,434.55 = 349,819.30/x
  3. Step 3: Cross multiply
    536,904.10x = 804,434.55 × 349,819.30
  4. Step 4: Simplify right side
    536,904.10x = 281,406,731,176.82
  5. Step 5: Solve for x
    x = 281,406,731,176.82/536,904.10
  6. Step 6: Final answer
    x = 524,128.48

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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.