Home / 910,181.82-1,256,064.18-502,302.67

Finding the Fourth Proportional to 910,181.82, 1,256,064.18 and 502,302.67

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Solution

The fourth proportional to 910,181.82, 1,256,064.18 and 502,302.67 is: 693,185.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,181.82 : 1,256,064.18 = 502,302.67 : x
  2. Step 2: Convert to fraction form
    910,181.82/1,256,064.18 = 502,302.67/x
  3. Step 3: Cross multiply
    910,181.82x = 1,256,064.18 × 502,302.67
  4. Step 4: Simplify right side
    910,181.82x = 630,924,391,305.36
  5. Step 5: Solve for x
    x = 630,924,391,305.36/910,181.82
  6. Step 6: Final answer
    x = 693,185.01

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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.