Home / 884,444.13-1,220,178.33-557,649.63

Finding the Fourth Proportional to 884,444.13, 1,220,178.33 and 557,649.63

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Solution

The fourth proportional to 884,444.13, 1,220,178.33 and 557,649.63 is: 769,332.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,444.13 : 1,220,178.33 = 557,649.63 : x
  2. Step 2: Convert to fraction form
    884,444.13/1,220,178.33 = 557,649.63/x
  3. Step 3: Cross multiply
    884,444.13x = 1,220,178.33 × 557,649.63
  4. Step 4: Simplify right side
    884,444.13x = 680,431,994,258.52
  5. Step 5: Solve for x
    x = 680,431,994,258.52/884,444.13
  6. Step 6: Final answer
    x = 769,332.93

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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.