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Finding the Fourth Proportional to 1,742,373.40, 2,404,594.74 and 968,097.64

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Solution

The fourth proportional to 1,742,373.40, 2,404,594.74 and 968,097.64 is: 1,336,041.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,373.40 : 2,404,594.74 = 968,097.64 : x
  2. Step 2: Convert to fraction form
    1,742,373.40/2,404,594.74 = 968,097.64/x
  3. Step 3: Cross multiply
    1,742,373.40x = 2,404,594.74 × 968,097.64
  4. Step 4: Simplify right side
    1,742,373.40x = 2,327,882,492,950.41
  5. Step 5: Solve for x
    x = 2,327,882,492,950.41/1,742,373.40
  6. Step 6: Final answer
    x = 1,336,041.11

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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.