Home / 709,560.30-1,064,632.05-260,496.30

Finding the Fourth Proportional to 709,560.30, 1,064,632.05 and 260,496.30

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Solution

The fourth proportional to 709,560.30, 1,064,632.05 and 260,496.30 is: 390,851.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,560.30 : 1,064,632.05 = 260,496.30 : x
  2. Step 2: Convert to fraction form
    709,560.30/1,064,632.05 = 260,496.30/x
  3. Step 3: Cross multiply
    709,560.30x = 1,064,632.05 × 260,496.30
  4. Step 4: Simplify right side
    709,560.30x = 277,332,709,886.42
  5. Step 5: Solve for x
    x = 277,332,709,886.42/709,560.30
  6. Step 6: Final answer
    x = 390,851.50

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Double scale
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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.