Home / 884,314.16-1,219,486.58-561,463.76

Finding the Fourth Proportional to 884,314.16, 1,219,486.58 and 561,463.76

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Solution

The fourth proportional to 884,314.16, 1,219,486.58 and 561,463.76 is: 774,269.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,314.16 : 1,219,486.58 = 561,463.76 : x
  2. Step 2: Convert to fraction form
    884,314.16/1,219,486.58 = 561,463.76/x
  3. Step 3: Cross multiply
    884,314.16x = 1,219,486.58 × 561,463.76
  4. Step 4: Simplify right side
    884,314.16x = 684,697,520,476.34
  5. Step 5: Solve for x
    x = 684,697,520,476.34/884,314.16
  6. Step 6: Final answer
    x = 774,269.54

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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.