Home / 935,847.04-1,291,465.20-506,127.68

Finding the Fourth Proportional to 935,847.04, 1,291,465.20 and 506,127.68

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Solution

The fourth proportional to 935,847.04, 1,291,465.20 and 506,127.68 is: 698,454.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,847.04 : 1,291,465.20 = 506,127.68 : x
  2. Step 2: Convert to fraction form
    935,847.04/1,291,465.20 = 506,127.68/x
  3. Step 3: Cross multiply
    935,847.04x = 1,291,465.20 × 506,127.68
  4. Step 4: Simplify right side
    935,847.04x = 653,646,285,476.74
  5. Step 5: Solve for x
    x = 653,646,285,476.74/935,847.04
  6. Step 6: Final answer
    x = 698,454.19

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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.