Home / 649,632.40-973,066.20-525,216.40

Finding the Fourth Proportional to 649,632.40, 973,066.20 and 525,216.40

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Solution

The fourth proportional to 649,632.40, 973,066.20 and 525,216.40 is: 786,706.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,632.40 : 973,066.20 = 525,216.40 : x
  2. Step 2: Convert to fraction form
    649,632.40/973,066.20 = 525,216.40/x
  3. Step 3: Cross multiply
    649,632.40x = 973,066.20 × 525,216.40
  4. Step 4: Simplify right side
    649,632.40x = 511,070,326,525.68
  5. Step 5: Solve for x
    x = 511,070,326,525.68/649,632.40
  6. Step 6: Final answer
    x = 786,706.95

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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.