Home / 972,318.87-1,341,801-542,598.84

Finding the Fourth Proportional to 972,318.87, 1,341,801 and 542,598.84

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Solution

The fourth proportional to 972,318.87, 1,341,801 and 542,598.84 is: 748,786.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,318.87 : 1,341,801 = 542,598.84 : x
  2. Step 2: Convert to fraction form
    972,318.87/1,341,801 = 542,598.84/x
  3. Step 3: Cross multiply
    972,318.87x = 1,341,801 × 542,598.84
  4. Step 4: Simplify right side
    972,318.87x = 728,059,666,110.84
  5. Step 5: Solve for x
    x = 728,059,666,110.84/972,318.87
  6. Step 6: Final answer
    x = 748,786.93

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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.