Home / 984,210.54-1,358,210.61-531,501.54

Finding the Fourth Proportional to 984,210.54, 1,358,210.61 and 531,501.54

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Solution

The fourth proportional to 984,210.54, 1,358,210.61 and 531,501.54 is: 733,472.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,210.54 : 1,358,210.61 = 531,501.54 : x
  2. Step 2: Convert to fraction form
    984,210.54/1,358,210.61 = 531,501.54/x
  3. Step 3: Cross multiply
    984,210.54x = 1,358,210.61 × 531,501.54
  4. Step 4: Simplify right side
    984,210.54x = 721,891,030,859.34
  5. Step 5: Solve for x
    x = 721,891,030,859.34/984,210.54
  6. Step 6: Final answer
    x = 733,472.16

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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.