Home / 776,218.80-1,071,154.08-432,043.32

Finding the Fourth Proportional to 776,218.80, 1,071,154.08 and 432,043.32

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Solution

The fourth proportional to 776,218.80, 1,071,154.08 and 432,043.32 is: 596,204.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,218.80 : 1,071,154.08 = 432,043.32 : x
  2. Step 2: Convert to fraction form
    776,218.80/1,071,154.08 = 432,043.32/x
  3. Step 3: Cross multiply
    776,218.80x = 1,071,154.08 × 432,043.32
  4. Step 4: Simplify right side
    776,218.80x = 462,784,964,954.75
  5. Step 5: Solve for x
    x = 462,784,964,954.75/776,218.80
  6. Step 6: Final answer
    x = 596,204.27

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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.