Home / 909,098.88-1,254,278.40-527,049.40

Finding the Fourth Proportional to 909,098.88, 1,254,278.40 and 527,049.40

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Solution

The fourth proportional to 909,098.88, 1,254,278.40 and 527,049.40 is: 727,166.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,098.88 : 1,254,278.40 = 527,049.40 : x
  2. Step 2: Convert to fraction form
    909,098.88/1,254,278.40 = 527,049.40/x
  3. Step 3: Cross multiply
    909,098.88x = 1,254,278.40 × 527,049.40
  4. Step 4: Simplify right side
    909,098.88x = 661,066,678,152.96
  5. Step 5: Solve for x
    x = 661,066,678,152.96/909,098.88
  6. Step 6: Final answer
    x = 727,166.97

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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.