Home / 835,415.90-1,152,875.26-453,442.84

Finding the Fourth Proportional to 835,415.90, 1,152,875.26 and 453,442.84

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Solution

The fourth proportional to 835,415.90, 1,152,875.26 and 453,442.84 is: 625,751.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,415.90 : 1,152,875.26 = 453,442.84 : x
  2. Step 2: Convert to fraction form
    835,415.90/1,152,875.26 = 453,442.84/x
  3. Step 3: Cross multiply
    835,415.90x = 1,152,875.26 × 453,442.84
  4. Step 4: Simplify right side
    835,415.90x = 522,763,032,060.14
  5. Step 5: Solve for x
    x = 522,763,032,060.14/835,415.90
  6. Step 6: Final answer
    x = 625,751.83

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Double scale
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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.