Home / 583,243.20-874,864.80-465,145.20

Finding the Fourth Proportional to 583,243.20, 874,864.80 and 465,145.20

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Solution

The fourth proportional to 583,243.20, 874,864.80 and 465,145.20 is: 697,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,243.20 : 874,864.80 = 465,145.20 : x
  2. Step 2: Convert to fraction form
    583,243.20/874,864.80 = 465,145.20/x
  3. Step 3: Cross multiply
    583,243.20x = 874,864.80 × 465,145.20
  4. Step 4: Simplify right side
    583,243.20x = 406,939,162,368.96
  5. Step 5: Solve for x
    x = 406,939,162,368.96/583,243.20
  6. Step 6: Final answer
    x = 697,717.80

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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.