Home / 741,665.04-1,023,535.28-415,014.72

Finding the Fourth Proportional to 741,665.04, 1,023,535.28 and 415,014.72

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Solution

The fourth proportional to 741,665.04, 1,023,535.28 and 415,014.72 is: 572,741.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,665.04 : 1,023,535.28 = 415,014.72 : x
  2. Step 2: Convert to fraction form
    741,665.04/1,023,535.28 = 415,014.72/x
  3. Step 3: Cross multiply
    741,665.04x = 1,023,535.28 × 415,014.72
  4. Step 4: Simplify right side
    741,665.04x = 424,782,207,639.32
  5. Step 5: Solve for x
    x = 424,782,207,639.32/741,665.04
  6. Step 6: Final answer
    x = 572,741.31

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Double scale
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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.