Home / 935,717.40-1,404,070.61-663,920.15

Finding the Fourth Proportional to 935,717.40, 1,404,070.61 and 663,920.15

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Solution

The fourth proportional to 935,717.40, 1,404,070.61 and 663,920.15 is: 996,231.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,717.40 : 1,404,070.61 = 663,920.15 : x
  2. Step 2: Convert to fraction form
    935,717.40/1,404,070.61 = 663,920.15/x
  3. Step 3: Cross multiply
    935,717.40x = 1,404,070.61 × 663,920.15
  4. Step 4: Simplify right side
    935,717.40x = 932,190,759,661.84
  5. Step 5: Solve for x
    x = 932,190,759,661.84/935,717.40
  6. Step 6: Final answer
    x = 996,231.08

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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.