Home / 1,141,253.71-1,712,143.01-342,550.38

Finding the Fourth Proportional to 1,141,253.71, 1,712,143.01 and 342,550.38

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Solution

The fourth proportional to 1,141,253.71, 1,712,143.01 and 342,550.38 is: 513,904.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,253.71 : 1,712,143.01 = 342,550.38 : x
  2. Step 2: Convert to fraction form
    1,141,253.71/1,712,143.01 = 342,550.38/x
  3. Step 3: Cross multiply
    1,141,253.71x = 1,712,143.01 × 342,550.38
  4. Step 4: Simplify right side
    1,141,253.71x = 586,495,238,502.84
  5. Step 5: Solve for x
    x = 586,495,238,502.84/1,141,253.71
  6. Step 6: Final answer
    x = 513,904.34

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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.