Home / 622,094.13-858,284.58-507,175.20

Finding the Fourth Proportional to 622,094.13, 858,284.58 and 507,175.20

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Solution

The fourth proportional to 622,094.13, 858,284.58 and 507,175.20 is: 699,734.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,094.13 : 858,284.58 = 507,175.20 : x
  2. Step 2: Convert to fraction form
    622,094.13/858,284.58 = 507,175.20/x
  3. Step 3: Cross multiply
    622,094.13x = 858,284.58 × 507,175.20
  4. Step 4: Simplify right side
    622,094.13x = 435,300,653,518.42
  5. Step 5: Solve for x
    x = 435,300,653,518.42/622,094.13
  6. Step 6: Final answer
    x = 699,734.39

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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.