Home / 561,985.36-842,977.08-262,365.52

Finding the Fourth Proportional to 561,985.36, 842,977.08 and 262,365.52

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Solution

The fourth proportional to 561,985.36, 842,977.08 and 262,365.52 is: 393,547.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,985.36 : 842,977.08 = 262,365.52 : x
  2. Step 2: Convert to fraction form
    561,985.36/842,977.08 = 262,365.52/x
  3. Step 3: Cross multiply
    561,985.36x = 842,977.08 × 262,365.52
  4. Step 4: Simplify right side
    561,985.36x = 221,168,119,942.28
  5. Step 5: Solve for x
    x = 221,168,119,942.28/561,985.36
  6. Step 6: Final answer
    x = 393,547.83

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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.