Home / 948,550.24-1,309,030.44-518,830.30

Finding the Fourth Proportional to 948,550.24, 1,309,030.44 and 518,830.30

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Solution

The fourth proportional to 948,550.24, 1,309,030.44 and 518,830.30 is: 716,002.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,550.24 : 1,309,030.44 = 518,830.30 : x
  2. Step 2: Convert to fraction form
    948,550.24/1,309,030.44 = 518,830.30/x
  3. Step 3: Cross multiply
    948,550.24x = 1,309,030.44 × 518,830.30
  4. Step 4: Simplify right side
    948,550.24x = 679,164,655,894.33
  5. Step 5: Solve for x
    x = 679,164,655,894.33/948,550.24
  6. Step 6: Final answer
    x = 716,002.83

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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.