Home / 935,820.35-1,403,730.77-262,000.91

Finding the Fourth Proportional to 935,820.35, 1,403,730.77 and 262,000.91

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Solution

The fourth proportional to 935,820.35, 1,403,730.77 and 262,000.91 is: 393,001.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,820.35 : 1,403,730.77 = 262,000.91 : x
  2. Step 2: Convert to fraction form
    935,820.35/1,403,730.77 = 262,000.91/x
  3. Step 3: Cross multiply
    935,820.35x = 1,403,730.77 × 262,000.91
  4. Step 4: Simplify right side
    935,820.35x = 367,778,730,806.34
  5. Step 5: Solve for x
    x = 367,778,730,806.34/935,820.35
  6. Step 6: Final answer
    x = 393,001.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.