Home / 950,501.84-1,311,692.28-520,798.28

Finding the Fourth Proportional to 950,501.84, 1,311,692.28 and 520,798.28

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Solution

The fourth proportional to 950,501.84, 1,311,692.28 and 520,798.28 is: 718,701.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,501.84 : 1,311,692.28 = 520,798.28 : x
  2. Step 2: Convert to fraction form
    950,501.84/1,311,692.28 = 520,798.28/x
  3. Step 3: Cross multiply
    950,501.84x = 1,311,692.28 × 520,798.28
  4. Step 4: Simplify right side
    950,501.84x = 683,127,083,313.28
  5. Step 5: Solve for x
    x = 683,127,083,313.28/950,501.84
  6. Step 6: Final answer
    x = 718,701.48

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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.