Home / 624,466.56-861,779.60-382,882.34

Finding the Fourth Proportional to 624,466.56, 861,779.60 and 382,882.34

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Solution

The fourth proportional to 624,466.56, 861,779.60 and 382,882.34 is: 528,387.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,466.56 : 861,779.60 = 382,882.34 : x
  2. Step 2: Convert to fraction form
    624,466.56/861,779.60 = 382,882.34/x
  3. Step 3: Cross multiply
    624,466.56x = 861,779.60 × 382,882.34
  4. Step 4: Simplify right side
    624,466.56x = 329,960,193,641.82
  5. Step 5: Solve for x
    x = 329,960,193,641.82/624,466.56
  6. Step 6: Final answer
    x = 528,387.29

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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.