Home / 983,910.56-1,357,898.64-602,191.52

Finding the Fourth Proportional to 983,910.56, 1,357,898.64 and 602,191.52

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Solution

The fourth proportional to 983,910.56, 1,357,898.64 and 602,191.52 is: 831,086.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,910.56 : 1,357,898.64 = 602,191.52 : x
  2. Step 2: Convert to fraction form
    983,910.56/1,357,898.64 = 602,191.52/x
  3. Step 3: Cross multiply
    983,910.56x = 1,357,898.64 × 602,191.52
  4. Step 4: Simplify right side
    983,910.56x = 817,715,046,027.53
  5. Step 5: Solve for x
    x = 817,715,046,027.53/983,910.56
  6. Step 6: Final answer
    x = 831,086.77

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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.