Home / 908,827.17-1,254,107.76-526,878.56

Finding the Fourth Proportional to 908,827.17, 1,254,107.76 and 526,878.56

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Solution

The fourth proportional to 908,827.17, 1,254,107.76 and 526,878.56 is: 727,049.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,827.17 : 1,254,107.76 = 526,878.56 : x
  2. Step 2: Convert to fraction form
    908,827.17/1,254,107.76 = 526,878.56/x
  3. Step 3: Cross multiply
    908,827.17x = 1,254,107.76 × 526,878.56
  4. Step 4: Simplify right side
    908,827.17x = 660,762,484,403.09
  5. Step 5: Solve for x
    x = 660,762,484,403.09/908,827.17
  6. Step 6: Final answer
    x = 727,049.66

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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.