Home / 791,235.18-1,186,852.41-525,514.38

Finding the Fourth Proportional to 791,235.18, 1,186,852.41 and 525,514.38

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Solution

The fourth proportional to 791,235.18, 1,186,852.41 and 525,514.38 is: 788,271.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,235.18 : 1,186,852.41 = 525,514.38 : x
  2. Step 2: Convert to fraction form
    791,235.18/1,186,852.41 = 525,514.38/x
  3. Step 3: Cross multiply
    791,235.18x = 1,186,852.41 × 525,514.38
  4. Step 4: Simplify right side
    791,235.18x = 623,708,008,392.66
  5. Step 5: Solve for x
    x = 623,708,008,392.66/791,235.18
  6. Step 6: Final answer
    x = 788,271.33

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Double scale
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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.