Home / 754,061.17-1,040,597.08-561,330.76

Finding the Fourth Proportional to 754,061.17, 1,040,597.08 and 561,330.76

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Solution

The fourth proportional to 754,061.17, 1,040,597.08 and 561,330.76 is: 774,630.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,061.17 : 1,040,597.08 = 561,330.76 : x
  2. Step 2: Convert to fraction form
    754,061.17/1,040,597.08 = 561,330.76/x
  3. Step 3: Cross multiply
    754,061.17x = 1,040,597.08 × 561,330.76
  4. Step 4: Simplify right side
    754,061.17x = 584,119,149,770.18
  5. Step 5: Solve for x
    x = 584,119,149,770.18/754,061.17
  6. Step 6: Final answer
    x = 774,630.99

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Half scale
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Double scale
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Similar ratio
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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.