Home / 927,695.80-1,390,506.90-528,527.80

Finding the Fourth Proportional to 927,695.80, 1,390,506.90 and 528,527.80

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Solution

The fourth proportional to 927,695.80, 1,390,506.90 and 528,527.80 is: 792,201.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,695.80 : 1,390,506.90 = 528,527.80 : x
  2. Step 2: Convert to fraction form
    927,695.80/1,390,506.90 = 528,527.80/x
  3. Step 3: Cross multiply
    927,695.80x = 1,390,506.90 × 528,527.80
  4. Step 4: Simplify right side
    927,695.80x = 734,921,552,741.82
  5. Step 5: Solve for x
    x = 734,921,552,741.82/927,695.80
  6. Step 6: Final answer
    x = 792,201.01

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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.