Home / 941,015.80-1,298,603.10-511,301.08

Finding the Fourth Proportional to 941,015.80, 1,298,603.10 and 511,301.08

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Solution

The fourth proportional to 941,015.80, 1,298,603.10 and 511,301.08 is: 705,596.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,015.80 : 1,298,603.10 = 511,301.08 : x
  2. Step 2: Convert to fraction form
    941,015.80/1,298,603.10 = 511,301.08/x
  3. Step 3: Cross multiply
    941,015.80x = 1,298,603.10 × 511,301.08
  4. Step 4: Simplify right side
    941,015.80x = 663,977,167,521.35
  5. Step 5: Solve for x
    x = 663,977,167,521.35/941,015.80
  6. Step 6: Final answer
    x = 705,596.19

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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.