Home / 724,528.16-1,085,378.52-474,452

Finding the Fourth Proportional to 724,528.16, 1,085,378.52 and 474,452

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Solution

The fourth proportional to 724,528.16, 1,085,378.52 and 474,452 is: 710,752.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,528.16 : 1,085,378.52 = 474,452 : x
  2. Step 2: Convert to fraction form
    724,528.16/1,085,378.52 = 474,452/x
  3. Step 3: Cross multiply
    724,528.16x = 1,085,378.52 × 474,452
  4. Step 4: Simplify right side
    724,528.16x = 514,960,009,571.04
  5. Step 5: Solve for x
    x = 514,960,009,571.04/724,528.16
  6. Step 6: Final answer
    x = 710,752.24

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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.