Home / 875,834.55-1,208,687.55-553,427.01

Finding the Fourth Proportional to 875,834.55, 1,208,687.55 and 553,427.01

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Solution

The fourth proportional to 875,834.55, 1,208,687.55 and 553,427.01 is: 763,751.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,834.55 : 1,208,687.55 = 553,427.01 : x
  2. Step 2: Convert to fraction form
    875,834.55/1,208,687.55 = 553,427.01/x
  3. Step 3: Cross multiply
    875,834.55x = 1,208,687.55 × 553,427.01
  4. Step 4: Simplify right side
    875,834.55x = 668,920,336,820.73
  5. Step 5: Solve for x
    x = 668,920,336,820.73/875,834.55
  6. Step 6: Final answer
    x = 763,751.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.