Home / 496,256.10-684,510.39-292,134.89

Finding the Fourth Proportional to 496,256.10, 684,510.39 and 292,134.89

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Solution

The fourth proportional to 496,256.10, 684,510.39 and 292,134.89 is: 402,955.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,256.10 : 684,510.39 = 292,134.89 : x
  2. Step 2: Convert to fraction form
    496,256.10/684,510.39 = 292,134.89/x
  3. Step 3: Cross multiply
    496,256.10x = 684,510.39 × 292,134.89
  4. Step 4: Simplify right side
    496,256.10x = 199,969,364,063.96
  5. Step 5: Solve for x
    x = 199,969,364,063.96/496,256.10
  6. Step 6: Final answer
    x = 402,955.98

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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.