Home / 705,571.04-973,688.82-383,281.13

Finding the Fourth Proportional to 705,571.04, 973,688.82 and 383,281.13

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Solution

The fourth proportional to 705,571.04, 973,688.82 and 383,281.13 is: 528,928.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,571.04 : 973,688.82 = 383,281.13 : x
  2. Step 2: Convert to fraction form
    705,571.04/973,688.82 = 383,281.13/x
  3. Step 3: Cross multiply
    705,571.04x = 973,688.82 × 383,281.13
  4. Step 4: Simplify right side
    705,571.04x = 373,196,551,197.97
  5. Step 5: Solve for x
    x = 373,196,551,197.97/705,571.04
  6. Step 6: Final answer
    x = 528,928.39

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Double scale
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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.