Home / 834,543.55-1,151,731.95-467,057.51

Finding the Fourth Proportional to 834,543.55, 1,151,731.95 and 467,057.51

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Solution

The fourth proportional to 834,543.55, 1,151,731.95 and 467,057.51 is: 644,573.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,543.55 : 1,151,731.95 = 467,057.51 : x
  2. Step 2: Convert to fraction form
    834,543.55/1,151,731.95 = 467,057.51/x
  3. Step 3: Cross multiply
    834,543.55x = 1,151,731.95 × 467,057.51
  4. Step 4: Simplify right side
    834,543.55x = 537,925,060,743.36
  5. Step 5: Solve for x
    x = 537,925,060,743.36/834,543.55
  6. Step 6: Final answer
    x = 644,573.99

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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.