Home / 623,199.36-860,079.36-381,642.24

Finding the Fourth Proportional to 623,199.36, 860,079.36 and 381,642.24

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Solution

The fourth proportional to 623,199.36, 860,079.36 and 381,642.24 is: 526,705.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,199.36 : 860,079.36 = 381,642.24 : x
  2. Step 2: Convert to fraction form
    623,199.36/860,079.36 = 381,642.24/x
  3. Step 3: Cross multiply
    623,199.36x = 860,079.36 × 381,642.24
  4. Step 4: Simplify right side
    623,199.36x = 328,242,613,528.17
  5. Step 5: Solve for x
    x = 328,242,613,528.17/623,199.36
  6. Step 6: Final answer
    x = 526,705.63

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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.