Home / 839,557.56-1,158,613.72-457,609.08

Finding the Fourth Proportional to 839,557.56, 1,158,613.72 and 457,609.08

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Solution

The fourth proportional to 839,557.56, 1,158,613.72 and 457,609.08 is: 631,513.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,557.56 : 1,158,613.72 = 457,609.08 : x
  2. Step 2: Convert to fraction form
    839,557.56/1,158,613.72 = 457,609.08/x
  3. Step 3: Cross multiply
    839,557.56x = 1,158,613.72 × 457,609.08
  4. Step 4: Simplify right side
    839,557.56x = 530,192,158,484.58
  5. Step 5: Solve for x
    x = 530,192,158,484.58/839,557.56
  6. Step 6: Final answer
    x = 631,513.77

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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.