Home / 935,884.37-1,291,520.42-506,164.49

Finding the Fourth Proportional to 935,884.37, 1,291,520.42 and 506,164.49

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Solution

The fourth proportional to 935,884.37, 1,291,520.42 and 506,164.49 is: 698,506.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,884.37 : 1,291,520.42 = 506,164.49 : x
  2. Step 2: Convert to fraction form
    935,884.37/1,291,520.42 = 506,164.49/x
  3. Step 3: Cross multiply
    935,884.37x = 1,291,520.42 × 506,164.49
  4. Step 4: Simplify right side
    935,884.37x = 653,721,774,713.89
  5. Step 5: Solve for x
    x = 653,721,774,713.89/935,884.37
  6. Step 6: Final answer
    x = 698,506.99

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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.