Home / 845,359.50-1,265,045.97-525,661.93

Finding the Fourth Proportional to 845,359.50, 1,265,045.97 and 525,661.93

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Solution

The fourth proportional to 845,359.50, 1,265,045.97 and 525,661.93 is: 786,631.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,359.50 : 1,265,045.97 = 525,661.93 : x
  2. Step 2: Convert to fraction form
    845,359.50/1,265,045.97 = 525,661.93/x
  3. Step 3: Cross multiply
    845,359.50x = 1,265,045.97 × 525,661.93
  4. Step 4: Simplify right side
    845,359.50x = 664,986,506,128.92
  5. Step 5: Solve for x
    x = 664,986,506,128.92/845,359.50
  6. Step 6: Final answer
    x = 786,631.61

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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.