Home / 935,684.50-1,291,166.13-553,644.34

Finding the Fourth Proportional to 935,684.50, 1,291,166.13 and 553,644.34

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Solution

The fourth proportional to 935,684.50, 1,291,166.13 and 553,644.34 is: 763,982.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,684.50 : 1,291,166.13 = 553,644.34 : x
  2. Step 2: Convert to fraction form
    935,684.50/1,291,166.13 = 553,644.34/x
  3. Step 3: Cross multiply
    935,684.50x = 1,291,166.13 × 553,644.34
  4. Step 4: Simplify right side
    935,684.50x = 714,846,819,874.20
  5. Step 5: Solve for x
    x = 714,846,819,874.20/935,684.50
  6. Step 6: Final answer
    x = 763,982.75

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Double scale
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1.5x scale

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.