Home / 1,057,200.05-1,585,444.66-383,140.23

Finding the Fourth Proportional to 1,057,200.05, 1,585,444.66 and 383,140.23

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Solution

The fourth proportional to 1,057,200.05, 1,585,444.66 and 383,140.23 is: 574,581.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,200.05 : 1,585,444.66 = 383,140.23 : x
  2. Step 2: Convert to fraction form
    1,057,200.05/1,585,444.66 = 383,140.23/x
  3. Step 3: Cross multiply
    1,057,200.05x = 1,585,444.66 × 383,140.23
  4. Step 4: Simplify right side
    1,057,200.05x = 607,447,624,781.40
  5. Step 5: Solve for x
    x = 607,447,624,781.40/1,057,200.05
  6. Step 6: Final answer
    x = 574,581.53

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Double scale
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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.