Home / 916,451.93-1,264,732.66-529,260.35

Finding the Fourth Proportional to 916,451.93, 1,264,732.66 and 529,260.35

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Solution

The fourth proportional to 916,451.93, 1,264,732.66 and 529,260.35 is: 730,396.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,451.93 : 1,264,732.66 = 529,260.35 : x
  2. Step 2: Convert to fraction form
    916,451.93/1,264,732.66 = 529,260.35/x
  3. Step 3: Cross multiply
    916,451.93x = 1,264,732.66 × 529,260.35
  4. Step 4: Simplify right side
    916,451.93x = 669,372,842,641.22
  5. Step 5: Solve for x
    x = 669,372,842,641.22/916,451.93
  6. Step 6: Final answer
    x = 730,396.02

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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.