Home / 983,581.76-1,357,329.48-553,867.04

Finding the Fourth Proportional to 983,581.76, 1,357,329.48 and 553,867.04

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Solution

The fourth proportional to 983,581.76, 1,357,329.48 and 553,867.04 is: 764,329.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,581.76 : 1,357,329.48 = 553,867.04 : x
  2. Step 2: Convert to fraction form
    983,581.76/1,357,329.48 = 553,867.04/x
  3. Step 3: Cross multiply
    983,581.76x = 1,357,329.48 × 553,867.04
  4. Step 4: Simplify right side
    983,581.76x = 751,780,061,392.34
  5. Step 5: Solve for x
    x = 751,780,061,392.34/983,581.76
  6. Step 6: Final answer
    x = 764,329.00

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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.