Home / 873,610.90-1,205,632.67-524,857.98

Finding the Fourth Proportional to 873,610.90, 1,205,632.67 and 524,857.98

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Solution

The fourth proportional to 873,610.90, 1,205,632.67 and 524,857.98 is: 724,333.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,610.90 : 1,205,632.67 = 524,857.98 : x
  2. Step 2: Convert to fraction form
    873,610.90/1,205,632.67 = 524,857.98/x
  3. Step 3: Cross multiply
    873,610.90x = 1,205,632.67 × 524,857.98
  4. Step 4: Simplify right side
    873,610.90x = 632,785,919,145.75
  5. Step 5: Solve for x
    x = 632,785,919,145.75/873,610.90
  6. Step 6: Final answer
    x = 724,333.82

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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.