Home / 781,018.02-1,170,315.29-541,598.93

Finding the Fourth Proportional to 781,018.02, 1,170,315.29 and 541,598.93

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Solution

The fourth proportional to 781,018.02, 1,170,315.29 and 541,598.93 is: 811,558.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,018.02 : 1,170,315.29 = 541,598.93 : x
  2. Step 2: Convert to fraction form
    781,018.02/1,170,315.29 = 541,598.93/x
  3. Step 3: Cross multiply
    781,018.02x = 1,170,315.29 × 541,598.93
  4. Step 4: Simplify right side
    781,018.02x = 633,841,508,826.64
  5. Step 5: Solve for x
    x = 633,841,508,826.64/781,018.02
  6. Step 6: Final answer
    x = 811,558.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.