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Finding the Fourth Proportional to 464,430.60, 695,609.10 and 358,907.40

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Solution

The fourth proportional to 464,430.60, 695,609.10 and 358,907.40 is: 537,559.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,430.60 : 695,609.10 = 358,907.40 : x
  2. Step 2: Convert to fraction form
    464,430.60/695,609.10 = 358,907.40/x
  3. Step 3: Cross multiply
    464,430.60x = 695,609.10 × 358,907.40
  4. Step 4: Simplify right side
    464,430.60x = 249,659,253,497.34
  5. Step 5: Solve for x
    x = 249,659,253,497.34/464,430.60
  6. Step 6: Final answer
    x = 537,559.87

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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.