Home / 895,212.18-1,235,415.78-550,920.06

Finding the Fourth Proportional to 895,212.18, 1,235,415.78 and 550,920.06

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Solution

The fourth proportional to 895,212.18, 1,235,415.78 and 550,920.06 is: 760,283.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,212.18 : 1,235,415.78 = 550,920.06 : x
  2. Step 2: Convert to fraction form
    895,212.18/1,235,415.78 = 550,920.06/x
  3. Step 3: Cross multiply
    895,212.18x = 1,235,415.78 × 550,920.06
  4. Step 4: Simplify right side
    895,212.18x = 680,615,335,642.55
  5. Step 5: Solve for x
    x = 680,615,335,642.55/895,212.18
  6. Step 6: Final answer
    x = 760,283.82

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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.