Home / 974,345.76-1,461,518.64-343,111.68

Finding the Fourth Proportional to 974,345.76, 1,461,518.64 and 343,111.68

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Solution

The fourth proportional to 974,345.76, 1,461,518.64 and 343,111.68 is: 514,667.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,345.76 : 1,461,518.64 = 343,111.68 : x
  2. Step 2: Convert to fraction form
    974,345.76/1,461,518.64 = 343,111.68/x
  3. Step 3: Cross multiply
    974,345.76x = 1,461,518.64 × 343,111.68
  4. Step 4: Simplify right side
    974,345.76x = 501,464,115,921.72
  5. Step 5: Solve for x
    x = 501,464,115,921.72/974,345.76
  6. Step 6: Final answer
    x = 514,667.52

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Similar ratio
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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.