Home / 935,790.38-1,291,393.68-506,073.50

Finding the Fourth Proportional to 935,790.38, 1,291,393.68 and 506,073.50

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Solution

The fourth proportional to 935,790.38, 1,291,393.68 and 506,073.50 is: 698,383.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,790.38 : 1,291,393.68 = 506,073.50 : x
  2. Step 2: Convert to fraction form
    935,790.38/1,291,393.68 = 506,073.50/x
  3. Step 3: Cross multiply
    935,790.38x = 1,291,393.68 × 506,073.50
  4. Step 4: Simplify right side
    935,790.38x = 653,540,119,515.48
  5. Step 5: Solve for x
    x = 653,540,119,515.48/935,790.38
  6. Step 6: Final answer
    x = 698,383.03

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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.