Home / 705,546.48-973,795.32-419,225.52

Finding the Fourth Proportional to 705,546.48, 973,795.32 and 419,225.52

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Solution

The fourth proportional to 705,546.48, 973,795.32 and 419,225.52 is: 578,615.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,546.48 : 973,795.32 = 419,225.52 : x
  2. Step 2: Convert to fraction form
    705,546.48/973,795.32 = 419,225.52/x
  3. Step 3: Cross multiply
    705,546.48x = 973,795.32 × 419,225.52
  4. Step 4: Simplify right side
    705,546.48x = 408,239,849,400.57
  5. Step 5: Solve for x
    x = 408,239,849,400.57/705,546.48
  6. Step 6: Final answer
    x = 578,615.10

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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.