Home / 935,600.40-1,403,400.60-581,306.40

Finding the Fourth Proportional to 935,600.40, 1,403,400.60 and 581,306.40

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Solution

The fourth proportional to 935,600.40, 1,403,400.60 and 581,306.40 is: 871,959.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,600.40 : 1,403,400.60 = 581,306.40 : x
  2. Step 2: Convert to fraction form
    935,600.40/1,403,400.60 = 581,306.40/x
  3. Step 3: Cross multiply
    935,600.40x = 1,403,400.60 × 581,306.40
  4. Step 4: Simplify right side
    935,600.40x = 815,805,750,543.84
  5. Step 5: Solve for x
    x = 815,805,750,543.84/935,600.40
  6. Step 6: Final answer
    x = 871,959.60

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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.