Home / 802,061.17-1,106,844.68-439,482.08

Finding the Fourth Proportional to 802,061.17, 1,106,844.68 and 439,482.08

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Solution

The fourth proportional to 802,061.17, 1,106,844.68 and 439,482.08 is: 606,485.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,061.17 : 1,106,844.68 = 439,482.08 : x
  2. Step 2: Convert to fraction form
    802,061.17/1,106,844.68 = 439,482.08/x
  3. Step 3: Cross multiply
    802,061.17x = 1,106,844.68 × 439,482.08
  4. Step 4: Simplify right side
    802,061.17x = 486,438,400,005.92
  5. Step 5: Solve for x
    x = 486,438,400,005.92/802,061.17
  6. Step 6: Final answer
    x = 606,485.42

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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.