Home / 904,219.60-1,356,329.40-525,787.60

Finding the Fourth Proportional to 904,219.60, 1,356,329.40 and 525,787.60

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Solution

The fourth proportional to 904,219.60, 1,356,329.40 and 525,787.60 is: 788,681.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,219.60 : 1,356,329.40 = 525,787.60 : x
  2. Step 2: Convert to fraction form
    904,219.60/1,356,329.40 = 525,787.60/x
  3. Step 3: Cross multiply
    904,219.60x = 1,356,329.40 × 525,787.60
  4. Step 4: Simplify right side
    904,219.60x = 713,141,180,035.44
  5. Step 5: Solve for x
    x = 713,141,180,035.44/904,219.60
  6. Step 6: Final answer
    x = 788,681.40

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Double scale
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Similar ratio
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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.