Home / 926,864.70-1,390,297.05-295,842.30

Finding the Fourth Proportional to 926,864.70, 1,390,297.05 and 295,842.30

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Solution

The fourth proportional to 926,864.70, 1,390,297.05 and 295,842.30 is: 443,763.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,864.70 : 1,390,297.05 = 295,842.30 : x
  2. Step 2: Convert to fraction form
    926,864.70/1,390,297.05 = 295,842.30/x
  3. Step 3: Cross multiply
    926,864.70x = 1,390,297.05 × 295,842.30
  4. Step 4: Simplify right side
    926,864.70x = 411,308,676,955.22
  5. Step 5: Solve for x
    x = 411,308,676,955.22/926,864.70
  6. Step 6: Final answer
    x = 443,763.45

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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.