Home / 940,312.13-1,297,630.73-537,904.13

Finding the Fourth Proportional to 940,312.13, 1,297,630.73 and 537,904.13

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Solution

The fourth proportional to 940,312.13, 1,297,630.73 and 537,904.13 is: 742,307.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,312.13 : 1,297,630.73 = 537,904.13 : x
  2. Step 2: Convert to fraction form
    940,312.13/1,297,630.73 = 537,904.13/x
  3. Step 3: Cross multiply
    940,312.13x = 1,297,630.73 × 537,904.13
  4. Step 4: Simplify right side
    940,312.13x = 698,000,923,738.52
  5. Step 5: Solve for x
    x = 698,000,923,738.52/940,312.13
  6. Step 6: Final answer
    x = 742,307.69

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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.