Home / 779,245.70-1,075,176.34-473,313.56

Finding the Fourth Proportional to 779,245.70, 1,075,176.34 and 473,313.56

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Solution

The fourth proportional to 779,245.70, 1,075,176.34 and 473,313.56 is: 653,061.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,245.70 : 1,075,176.34 = 473,313.56 : x
  2. Step 2: Convert to fraction form
    779,245.70/1,075,176.34 = 473,313.56/x
  3. Step 3: Cross multiply
    779,245.70x = 1,075,176.34 × 473,313.56
  4. Step 4: Simplify right side
    779,245.70x = 508,895,534,554.01
  5. Step 5: Solve for x
    x = 508,895,534,554.01/779,245.70
  6. Step 6: Final answer
    x = 653,061.72

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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.