Home / 839,532.75-1,158,586.18-477,018.06

Finding the Fourth Proportional to 839,532.75, 1,158,586.18 and 477,018.06

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Solution

The fourth proportional to 839,532.75, 1,158,586.18 and 477,018.06 is: 658,302.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,532.75 : 1,158,586.18 = 477,018.06 : x
  2. Step 2: Convert to fraction form
    839,532.75/1,158,586.18 = 477,018.06/x
  3. Step 3: Cross multiply
    839,532.75x = 1,158,586.18 × 477,018.06
  4. Step 4: Simplify right side
    839,532.75x = 552,666,529,541.32
  5. Step 5: Solve for x
    x = 552,666,529,541.32/839,532.75
  6. Step 6: Final answer
    x = 658,302.53

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Double scale
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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.