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Finding the Fourth Proportional to 584,787.60, 875,237.40 and 424,407.60

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Solution

The fourth proportional to 584,787.60, 875,237.40 and 424,407.60 is: 635,200.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,787.60 : 875,237.40 = 424,407.60 : x
  2. Step 2: Convert to fraction form
    584,787.60/875,237.40 = 424,407.60/x
  3. Step 3: Cross multiply
    584,787.60x = 875,237.40 × 424,407.60
  4. Step 4: Simplify right side
    584,787.60x = 371,457,404,364.24
  5. Step 5: Solve for x
    x = 371,457,404,364.24/584,787.60
  6. Step 6: Final answer
    x = 635,200.55

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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.