Home / 940,358.34-1,297,901.16-618,098.40

Finding the Fourth Proportional to 940,358.34, 1,297,901.16 and 618,098.40

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Solution

The fourth proportional to 940,358.34, 1,297,901.16 and 618,098.40 is: 853,111.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,358.34 : 1,297,901.16 = 618,098.40 : x
  2. Step 2: Convert to fraction form
    940,358.34/1,297,901.16 = 618,098.40/x
  3. Step 3: Cross multiply
    940,358.34x = 1,297,901.16 × 618,098.40
  4. Step 4: Simplify right side
    940,358.34x = 802,230,630,354.14
  5. Step 5: Solve for x
    x = 802,230,630,354.14/940,358.34
  6. Step 6: Final answer
    x = 853,111.62

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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.