Home / 440,177.16-607,447.02-258,896.76

Finding the Fourth Proportional to 440,177.16, 607,447.02 and 258,896.76

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Solution

The fourth proportional to 440,177.16, 607,447.02 and 258,896.76 is: 357,279.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,177.16 : 607,447.02 = 258,896.76 : x
  2. Step 2: Convert to fraction form
    440,177.16/607,447.02 = 258,896.76/x
  3. Step 3: Cross multiply
    440,177.16x = 607,447.02 × 258,896.76
  4. Step 4: Simplify right side
    440,177.16x = 157,266,065,349.66
  5. Step 5: Solve for x
    x = 157,266,065,349.66/440,177.16
  6. Step 6: Final answer
    x = 357,279.02

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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.