Home / 993,261.76-1,370,658.72-540,551.68

Finding the Fourth Proportional to 993,261.76, 1,370,658.72 and 540,551.68

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Solution

The fourth proportional to 993,261.76, 1,370,658.72 and 540,551.68 is: 745,938.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,261.76 : 1,370,658.72 = 540,551.68 : x
  2. Step 2: Convert to fraction form
    993,261.76/1,370,658.72 = 540,551.68/x
  3. Step 3: Cross multiply
    993,261.76x = 1,370,658.72 × 540,551.68
  4. Step 4: Simplify right side
    993,261.76x = 740,911,873,802.65
  5. Step 5: Solve for x
    x = 740,911,873,802.65/993,261.76
  6. Step 6: Final answer
    x = 745,938.18

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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.