Home / 802,816.52-1,107,902.00-440,218.76

Finding the Fourth Proportional to 802,816.52, 1,107,902.00 and 440,218.76

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Solution

The fourth proportional to 802,816.52, 1,107,902.00 and 440,218.76 is: 607,510.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,816.52 : 1,107,902.00 = 440,218.76 : x
  2. Step 2: Convert to fraction form
    802,816.52/1,107,902.00 = 440,218.76/x
  3. Step 3: Cross multiply
    802,816.52x = 1,107,902.00 × 440,218.76
  4. Step 4: Simplify right side
    802,816.52x = 487,719,243,318.51
  5. Step 5: Solve for x
    x = 487,719,243,318.51/802,816.52
  6. Step 6: Final answer
    x = 607,510.22

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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.