Home / 881,590.04-1,216,509.22-494,421.17

Finding the Fourth Proportional to 881,590.04, 1,216,509.22 and 494,421.17

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Solution

The fourth proportional to 881,590.04, 1,216,509.22 and 494,421.17 is: 682,253.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,590.04 : 1,216,509.22 = 494,421.17 : x
  2. Step 2: Convert to fraction form
    881,590.04/1,216,509.22 = 494,421.17/x
  3. Step 3: Cross multiply
    881,590.04x = 1,216,509.22 × 494,421.17
  4. Step 4: Simplify right side
    881,590.04x = 601,467,911,868.19
  5. Step 5: Solve for x
    x = 601,467,911,868.19/881,590.04
  6. Step 6: Final answer
    x = 682,253.52

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Double scale
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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.