Home / 761,022.54-1,050,148.80-434,333.95

Finding the Fourth Proportional to 761,022.54, 1,050,148.80 and 434,333.95

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Solution

The fourth proportional to 761,022.54, 1,050,148.80 and 434,333.95 is: 599,345.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,022.54 : 1,050,148.80 = 434,333.95 : x
  2. Step 2: Convert to fraction form
    761,022.54/1,050,148.80 = 434,333.95/x
  3. Step 3: Cross multiply
    761,022.54x = 1,050,148.80 × 434,333.95
  4. Step 4: Simplify right side
    761,022.54x = 456,115,273,766.39
  5. Step 5: Solve for x
    x = 456,115,273,766.39/761,022.54
  6. Step 6: Final answer
    x = 599,345.29

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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.