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Finding the Fourth Proportional to 586,630.68, 880,365.69 and 249,907.20

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Solution

The fourth proportional to 586,630.68, 880,365.69 and 249,907.20 is: 375,039.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,630.68 : 880,365.69 = 249,907.20 : x
  2. Step 2: Convert to fraction form
    586,630.68/880,365.69 = 249,907.20/x
  3. Step 3: Cross multiply
    586,630.68x = 880,365.69 × 249,907.20
  4. Step 4: Simplify right side
    586,630.68x = 220,009,724,563.97
  5. Step 5: Solve for x
    x = 220,009,724,563.97/586,630.68
  6. Step 6: Final answer
    x = 375,039.58

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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.