Home / 560,705.04-773,776.32-306,050.76

Finding the Fourth Proportional to 560,705.04, 773,776.32 and 306,050.76

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Solution

The fourth proportional to 560,705.04, 773,776.32 and 306,050.76 is: 422,351.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,705.04 : 773,776.32 = 306,050.76 : x
  2. Step 2: Convert to fraction form
    560,705.04/773,776.32 = 306,050.76/x
  3. Step 3: Cross multiply
    560,705.04x = 773,776.32 × 306,050.76
  4. Step 4: Simplify right side
    560,705.04x = 236,814,830,806.00
  5. Step 5: Solve for x
    x = 236,814,830,806.00/560,705.04
  6. Step 6: Final answer
    x = 422,351.89

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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.