Home / 924,015.25-1,386,575.84-398,703.25

Finding the Fourth Proportional to 924,015.25, 1,386,575.84 and 398,703.25

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Solution

The fourth proportional to 924,015.25, 1,386,575.84 and 398,703.25 is: 598,293.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,015.25 : 1,386,575.84 = 398,703.25 : x
  2. Step 2: Convert to fraction form
    924,015.25/1,386,575.84 = 398,703.25/x
  3. Step 3: Cross multiply
    924,015.25x = 1,386,575.84 × 398,703.25
  4. Step 4: Simplify right side
    924,015.25x = 552,832,293,779.48
  5. Step 5: Solve for x
    x = 552,832,293,779.48/924,015.25
  6. Step 6: Final answer
    x = 598,293.47

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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.