Home / 850,340.19-1,272,514.47-530,642.49

Finding the Fourth Proportional to 850,340.19, 1,272,514.47 and 530,642.49

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Solution

The fourth proportional to 850,340.19, 1,272,514.47 and 530,642.49 is: 794,094.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,340.19 : 1,272,514.47 = 530,642.49 : x
  2. Step 2: Convert to fraction form
    850,340.19/1,272,514.47 = 530,642.49/x
  3. Step 3: Cross multiply
    850,340.19x = 1,272,514.47 × 530,642.49
  4. Step 4: Simplify right side
    850,340.19x = 675,250,246,921.83
  5. Step 5: Solve for x
    x = 675,250,246,921.83/850,340.19
  6. Step 6: Final answer
    x = 794,094.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.