Home / 909,095.26-1,254,273.45-527,045.80

Finding the Fourth Proportional to 909,095.26, 1,254,273.45 and 527,045.80

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Solution

The fourth proportional to 909,095.26, 1,254,273.45 and 527,045.80 is: 727,162.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,095.26 : 1,254,273.45 = 527,045.80 : x
  2. Step 2: Convert to fraction form
    909,095.26/1,254,273.45 = 527,045.80/x
  3. Step 3: Cross multiply
    909,095.26x = 1,254,273.45 × 527,045.80
  4. Step 4: Simplify right side
    909,095.26x = 661,059,555,560.62
  5. Step 5: Solve for x
    x = 661,059,555,560.62/909,095.26
  6. Step 6: Final answer
    x = 727,162.03

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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.