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Finding the Fourth Proportional to 707,359.82, 975,868.08 and 435,345.62

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Solution

The fourth proportional to 707,359.82, 975,868.08 and 435,345.62 is: 600,599.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,359.82 : 975,868.08 = 435,345.62 : x
  2. Step 2: Convert to fraction form
    707,359.82/975,868.08 = 435,345.62/x
  3. Step 3: Cross multiply
    707,359.82x = 975,868.08 × 435,345.62
  4. Step 4: Simplify right side
    707,359.82x = 424,839,894,325.81
  5. Step 5: Solve for x
    x = 424,839,894,325.81/707,359.82
  6. Step 6: Final answer
    x = 600,599.42

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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.