Home / 651,387.02-977,080.93-178,036.79

Finding the Fourth Proportional to 651,387.02, 977,080.93 and 178,036.79

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Solution

The fourth proportional to 651,387.02, 977,080.93 and 178,036.79 is: 267,055.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,387.02 : 977,080.93 = 178,036.79 : x
  2. Step 2: Convert to fraction form
    651,387.02/977,080.93 = 178,036.79/x
  3. Step 3: Cross multiply
    651,387.02x = 977,080.93 × 178,036.79
  4. Step 4: Simplify right side
    651,387.02x = 173,956,347,016.92
  5. Step 5: Solve for x
    x = 173,956,347,016.92/651,387.02
  6. Step 6: Final answer
    x = 267,055.29

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Double scale
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Similar ratio
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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.