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Finding the Fourth Proportional to 581,545.68, 872,034 and 239,925.60

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Solution

The fourth proportional to 581,545.68, 872,034 and 239,925.60 is: 359,771.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,545.68 : 872,034 = 239,925.60 : x
  2. Step 2: Convert to fraction form
    581,545.68/872,034 = 239,925.60/x
  3. Step 3: Cross multiply
    581,545.68x = 872,034 × 239,925.60
  4. Step 4: Simplify right side
    581,545.68x = 209,223,280,670.40
  5. Step 5: Solve for x
    x = 209,223,280,670.40/581,545.68
  6. Step 6: Final answer
    x = 359,771.02

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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.