Home / 935,874.81-1,291,507.22-506,154.94

Finding the Fourth Proportional to 935,874.81, 1,291,507.22 and 506,154.94

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Solution

The fourth proportional to 935,874.81, 1,291,507.22 and 506,154.94 is: 698,493.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,874.81 : 1,291,507.22 = 506,154.94 : x
  2. Step 2: Convert to fraction form
    935,874.81/1,291,507.22 = 506,154.94/x
  3. Step 3: Cross multiply
    935,874.81x = 1,291,507.22 × 506,154.94
  4. Step 4: Simplify right side
    935,874.81x = 653,702,759,448.67
  5. Step 5: Solve for x
    x = 653,702,759,448.67/935,874.81
  6. Step 6: Final answer
    x = 698,493.81

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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.