Home / 856,777.80-1,182,483.63-546,814.11

Finding the Fourth Proportional to 856,777.80, 1,182,483.63 and 546,814.11

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Solution

The fourth proportional to 856,777.80, 1,182,483.63 and 546,814.11 is: 754,686.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,777.80 : 1,182,483.63 = 546,814.11 : x
  2. Step 2: Convert to fraction form
    856,777.80/1,182,483.63 = 546,814.11/x
  3. Step 3: Cross multiply
    856,777.80x = 1,182,483.63 × 546,814.11
  4. Step 4: Simplify right side
    856,777.80x = 646,598,733,728.02
  5. Step 5: Solve for x
    x = 646,598,733,728.02/856,777.80
  6. Step 6: Final answer
    x = 754,686.61

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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.