Home / 761,068.30-1,050,260.97-416,911.05

Finding the Fourth Proportional to 761,068.30, 1,050,260.97 and 416,911.05

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Solution

The fourth proportional to 761,068.30, 1,050,260.97 and 416,911.05 is: 575,329.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,068.30 : 1,050,260.97 = 416,911.05 : x
  2. Step 2: Convert to fraction form
    761,068.30/1,050,260.97 = 416,911.05/x
  3. Step 3: Cross multiply
    761,068.30x = 1,050,260.97 × 416,911.05
  4. Step 4: Simplify right side
    761,068.30x = 437,865,396,440.86
  5. Step 5: Solve for x
    x = 437,865,396,440.86/761,068.30
  6. Step 6: Final answer
    x = 575,329.96

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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.