Home / 817,567.27-1,226,547.20-256,601.77

Finding the Fourth Proportional to 817,567.27, 1,226,547.20 and 256,601.77

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Solution

The fourth proportional to 817,567.27, 1,226,547.20 and 256,601.77 is: 384,964.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,567.27 : 1,226,547.20 = 256,601.77 : x
  2. Step 2: Convert to fraction form
    817,567.27/1,226,547.20 = 256,601.77/x
  3. Step 3: Cross multiply
    817,567.27x = 1,226,547.20 × 256,601.77
  4. Step 4: Simplify right side
    817,567.27x = 314,734,181,225.54
  5. Step 5: Solve for x
    x = 314,734,181,225.54/817,567.27
  6. Step 6: Final answer
    x = 384,964.26

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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.