Home / 883,824.36-1,219,643.29-540,235.58

Finding the Fourth Proportional to 883,824.36, 1,219,643.29 and 540,235.58

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Solution

The fourth proportional to 883,824.36, 1,219,643.29 and 540,235.58 is: 745,504.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,824.36 : 1,219,643.29 = 540,235.58 : x
  2. Step 2: Convert to fraction form
    883,824.36/1,219,643.29 = 540,235.58/x
  3. Step 3: Cross multiply
    883,824.36x = 1,219,643.29 × 540,235.58
  4. Step 4: Simplify right side
    883,824.36x = 658,894,695,510.76
  5. Step 5: Solve for x
    x = 658,894,695,510.76/883,824.36
  6. Step 6: Final answer
    x = 745,504.11

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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.