Home / 1,397,152.60-2,095,728.90-450,554.20

Finding the Fourth Proportional to 1,397,152.60, 2,095,728.90 and 450,554.20

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Solution

The fourth proportional to 1,397,152.60, 2,095,728.90 and 450,554.20 is: 675,831.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,152.60 : 2,095,728.90 = 450,554.20 : x
  2. Step 2: Convert to fraction form
    1,397,152.60/2,095,728.90 = 450,554.20/x
  3. Step 3: Cross multiply
    1,397,152.60x = 2,095,728.90 × 450,554.20
  4. Step 4: Simplify right side
    1,397,152.60x = 944,239,457,956.38
  5. Step 5: Solve for x
    x = 944,239,457,956.38/1,397,152.60
  6. Step 6: Final answer
    x = 675,831.30

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.