Home / 839,623.93-1,158,681.35-477,048.27

Finding the Fourth Proportional to 839,623.93, 1,158,681.35 and 477,048.27

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Solution

The fourth proportional to 839,623.93, 1,158,681.35 and 477,048.27 is: 658,326.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,623.93 : 1,158,681.35 = 477,048.27 : x
  2. Step 2: Convert to fraction form
    839,623.93/1,158,681.35 = 477,048.27/x
  3. Step 3: Cross multiply
    839,623.93x = 1,158,681.35 × 477,048.27
  4. Step 4: Simplify right side
    839,623.93x = 552,746,933,498.77
  5. Step 5: Solve for x
    x = 552,746,933,498.77/839,623.93
  6. Step 6: Final answer
    x = 658,326.80

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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.