Home / 578,034.10-867,007.95-240,987.70

Finding the Fourth Proportional to 578,034.10, 867,007.95 and 240,987.70

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Solution

The fourth proportional to 578,034.10, 867,007.95 and 240,987.70 is: 361,463.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,034.10 : 867,007.95 = 240,987.70 : x
  2. Step 2: Convert to fraction form
    578,034.10/867,007.95 = 240,987.70/x
  3. Step 3: Cross multiply
    578,034.10x = 867,007.95 × 240,987.70
  4. Step 4: Simplify right side
    578,034.10x = 208,938,251,752.22
  5. Step 5: Solve for x
    x = 208,938,251,752.22/578,034.10
  6. Step 6: Final answer
    x = 361,463.54

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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.