Home / 750,866.85-1,036,222.11-411,335.10

Finding the Fourth Proportional to 750,866.85, 1,036,222.11 and 411,335.10

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Solution

The fourth proportional to 750,866.85, 1,036,222.11 and 411,335.10 is: 567,656.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,866.85 : 1,036,222.11 = 411,335.10 : x
  2. Step 2: Convert to fraction form
    750,866.85/1,036,222.11 = 411,335.10/x
  3. Step 3: Cross multiply
    750,866.85x = 1,036,222.11 × 411,335.10
  4. Step 4: Simplify right side
    750,866.85x = 426,234,525,239.06
  5. Step 5: Solve for x
    x = 426,234,525,239.06/750,866.85
  6. Step 6: Final answer
    x = 567,656.60

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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.