Home / 863,675.83-1,292,856.50-563,510.08

Finding the Fourth Proportional to 863,675.83, 1,292,856.50 and 563,510.08

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Solution

The fourth proportional to 863,675.83, 1,292,856.50 and 563,510.08 is: 843,531.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,675.83 : 1,292,856.50 = 563,510.08 : x
  2. Step 2: Convert to fraction form
    863,675.83/1,292,856.50 = 563,510.08/x
  3. Step 3: Cross multiply
    863,675.83x = 1,292,856.50 × 563,510.08
  4. Step 4: Simplify right side
    863,675.83x = 728,537,669,743.52
  5. Step 5: Solve for x
    x = 728,537,669,743.52/863,675.83
  6. Step 6: Final answer
    x = 843,531.39

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1.5x scale

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.