Home / 940,807.95-1,298,326.02-511,094.85

Finding the Fourth Proportional to 940,807.95, 1,298,326.02 and 511,094.85

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Solution

The fourth proportional to 940,807.95, 1,298,326.02 and 511,094.85 is: 705,316.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,807.95 : 1,298,326.02 = 511,094.85 : x
  2. Step 2: Convert to fraction form
    940,807.95/1,298,326.02 = 511,094.85/x
  3. Step 3: Cross multiply
    940,807.95x = 1,298,326.02 × 511,094.85
  4. Step 4: Simplify right side
    940,807.95x = 663,567,733,395.89
  5. Step 5: Solve for x
    x = 663,567,733,395.89/940,807.95
  6. Step 6: Final answer
    x = 705,316.89

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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.