Home / 940,945.92-1,411,416-379,973.76

Finding the Fourth Proportional to 940,945.92, 1,411,416 and 379,973.76

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Solution

The fourth proportional to 940,945.92, 1,411,416 and 379,973.76 is: 569,959.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,945.92 : 1,411,416 = 379,973.76 : x
  2. Step 2: Convert to fraction form
    940,945.92/1,411,416 = 379,973.76/x
  3. Step 3: Cross multiply
    940,945.92x = 1,411,416 × 379,973.76
  4. Step 4: Simplify right side
    940,945.92x = 536,301,044,444.16
  5. Step 5: Solve for x
    x = 536,301,044,444.16/940,945.92
  6. Step 6: Final answer
    x = 569,959.48

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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.