Home / 750,836.40-1,036,167.48-411,282.60

Finding the Fourth Proportional to 750,836.40, 1,036,167.48 and 411,282.60

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Solution

The fourth proportional to 750,836.40, 1,036,167.48 and 411,282.60 is: 567,577.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,836.40 : 1,036,167.48 = 411,282.60 : x
  2. Step 2: Convert to fraction form
    750,836.40/1,036,167.48 = 411,282.60/x
  3. Step 3: Cross multiply
    750,836.40x = 1,036,167.48 × 411,282.60
  4. Step 4: Simplify right side
    750,836.40x = 426,157,655,209.85
  5. Step 5: Solve for x
    x = 426,157,655,209.85/750,836.40
  6. Step 6: Final answer
    x = 567,577.24

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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.