Home / 941,088.27-1,298,709.60-511,368.40

Finding the Fourth Proportional to 941,088.27, 1,298,709.60 and 511,368.40

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Solution

The fourth proportional to 941,088.27, 1,298,709.60 and 511,368.40 is: 705,692.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,088.27 : 1,298,709.60 = 511,368.40 : x
  2. Step 2: Convert to fraction form
    941,088.27/1,298,709.60 = 511,368.40/x
  3. Step 3: Cross multiply
    941,088.27x = 1,298,709.60 × 511,368.40
  4. Step 4: Simplify right side
    941,088.27x = 664,119,050,216.64
  5. Step 5: Solve for x
    x = 664,119,050,216.64/941,088.27
  6. Step 6: Final answer
    x = 705,692.62

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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.