Home / 749,980.58-1,034,974.95-410,470.70

Finding the Fourth Proportional to 749,980.58, 1,034,974.95 and 410,470.70

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Solution

The fourth proportional to 749,980.58, 1,034,974.95 and 410,470.70 is: 566,450.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,980.58 : 1,034,974.95 = 410,470.70 : x
  2. Step 2: Convert to fraction form
    749,980.58/1,034,974.95 = 410,470.70/x
  3. Step 3: Cross multiply
    749,980.58x = 1,034,974.95 × 410,470.70
  4. Step 4: Simplify right side
    749,980.58x = 424,826,892,208.97
  5. Step 5: Solve for x
    x = 424,826,892,208.97/749,980.58
  6. Step 6: Final answer
    x = 566,450.52

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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.