Home / 883,841.80-1,219,667.30-540,253.02

Finding the Fourth Proportional to 883,841.80, 1,219,667.30 and 540,253.02

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Solution

The fourth proportional to 883,841.80, 1,219,667.30 and 540,253.02 is: 745,528.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,841.80 : 1,219,667.30 = 540,253.02 : x
  2. Step 2: Convert to fraction form
    883,841.80/1,219,667.30 = 540,253.02/x
  3. Step 3: Cross multiply
    883,841.80x = 1,219,667.30 × 540,253.02
  4. Step 4: Simplify right side
    883,841.80x = 658,928,942,220.25
  5. Step 5: Solve for x
    x = 658,928,942,220.25/883,841.80
  6. Step 6: Final answer
    x = 745,528.15

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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.