Home / 909,095.12-1,254,273.26-527,045.66

Finding the Fourth Proportional to 909,095.12, 1,254,273.26 and 527,045.66

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Solution

The fourth proportional to 909,095.12, 1,254,273.26 and 527,045.66 is: 727,161.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,095.12 : 1,254,273.26 = 527,045.66 : x
  2. Step 2: Convert to fraction form
    909,095.12/1,254,273.26 = 527,045.66/x
  3. Step 3: Cross multiply
    909,095.12x = 1,254,273.26 × 527,045.66
  4. Step 4: Simplify right side
    909,095.12x = 661,059,276,898.61
  5. Step 5: Solve for x
    x = 661,059,276,898.61/909,095.12
  6. Step 6: Final answer
    x = 727,161.84

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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.