Home / 824,115.59-1,137,225.38-461,456.31

Finding the Fourth Proportional to 824,115.59, 1,137,225.38 and 461,456.31

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Solution

The fourth proportional to 824,115.59, 1,137,225.38 and 461,456.31 is: 636,779.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,115.59 : 1,137,225.38 = 461,456.31 : x
  2. Step 2: Convert to fraction form
    824,115.59/1,137,225.38 = 461,456.31/x
  3. Step 3: Cross multiply
    824,115.59x = 1,137,225.38 × 461,456.31
  4. Step 4: Simplify right side
    824,115.59x = 524,779,827,493.15
  5. Step 5: Solve for x
    x = 524,779,827,493.15/824,115.59
  6. Step 6: Final answer
    x = 636,779.40

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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.