Home / 700,076.80-1,050,374.40-674,156.80

Finding the Fourth Proportional to 700,076.80, 1,050,374.40 and 674,156.80

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Solution

The fourth proportional to 700,076.80, 1,050,374.40 and 674,156.80 is: 1,011,484.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,076.80 : 1,050,374.40 = 674,156.80 : x
  2. Step 2: Convert to fraction form
    700,076.80/1,050,374.40 = 674,156.80/x
  3. Step 3: Cross multiply
    700,076.80x = 1,050,374.40 × 674,156.80
  4. Step 4: Simplify right side
    700,076.80x = 708,117,044,305.92
  5. Step 5: Solve for x
    x = 708,117,044,305.92/700,076.80
  6. Step 6: Final answer
    x = 1,011,484.80

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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.