Home / 841,805.45-1,162,073.96-536,300.79

Finding the Fourth Proportional to 841,805.45, 1,162,073.96 and 536,300.79

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Solution

The fourth proportional to 841,805.45, 1,162,073.96 and 536,300.79 is: 740,338.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,805.45 : 1,162,073.96 = 536,300.79 : x
  2. Step 2: Convert to fraction form
    841,805.45/1,162,073.96 = 536,300.79/x
  3. Step 3: Cross multiply
    841,805.45x = 1,162,073.96 × 536,300.79
  4. Step 4: Simplify right side
    841,805.45x = 623,221,182,786.43
  5. Step 5: Solve for x
    x = 623,221,182,786.43/841,805.45
  6. Step 6: Final answer
    x = 740,338.74

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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.