Home / 972,739.67-1,342,403.28-610,178.81

Finding the Fourth Proportional to 972,739.67, 1,342,403.28 and 610,178.81

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Solution

The fourth proportional to 972,739.67, 1,342,403.28 and 610,178.81 is: 842,060.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,739.67 : 1,342,403.28 = 610,178.81 : x
  2. Step 2: Convert to fraction form
    972,739.67/1,342,403.28 = 610,178.81/x
  3. Step 3: Cross multiply
    972,739.67x = 1,342,403.28 × 610,178.81
  4. Step 4: Simplify right side
    972,739.67x = 819,106,029,218.48
  5. Step 5: Solve for x
    x = 819,106,029,218.48/972,739.67
  6. Step 6: Final answer
    x = 842,060.89

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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.