Home / 528,237.50-792,417.88-191,436.80

Finding the Fourth Proportional to 528,237.50, 792,417.88 and 191,436.80

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Solution

The fourth proportional to 528,237.50, 792,417.88 and 191,436.80 is: 287,177.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,237.50 : 792,417.88 = 191,436.80 : x
  2. Step 2: Convert to fraction form
    528,237.50/792,417.88 = 191,436.80/x
  3. Step 3: Cross multiply
    528,237.50x = 792,417.88 × 191,436.80
  4. Step 4: Simplify right side
    528,237.50x = 151,697,943,209.98
  5. Step 5: Solve for x
    x = 151,697,943,209.98/528,237.50
  6. Step 6: Final answer
    x = 287,177.54

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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.