Home / 942,510.60-1,300,670.33-512,793.86

Finding the Fourth Proportional to 942,510.60, 1,300,670.33 and 512,793.86

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Solution

The fourth proportional to 942,510.60, 1,300,670.33 and 512,793.86 is: 707,658.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,510.60 : 1,300,670.33 = 512,793.86 : x
  2. Step 2: Convert to fraction form
    942,510.60/1,300,670.33 = 512,793.86/x
  3. Step 3: Cross multiply
    942,510.60x = 1,300,670.33 × 512,793.86
  4. Step 4: Simplify right side
    942,510.60x = 666,975,750,040.85
  5. Step 5: Solve for x
    x = 666,975,750,040.85/942,510.60
  6. Step 6: Final answer
    x = 707,658.62

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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.