Home / 781,368.60-1,170,084.60-623,904.60

Finding the Fourth Proportional to 781,368.60, 1,170,084.60 and 623,904.60

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Solution

The fourth proportional to 781,368.60, 1,170,084.60 and 623,904.60 is: 934,285.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,368.60 : 1,170,084.60 = 623,904.60 : x
  2. Step 2: Convert to fraction form
    781,368.60/1,170,084.60 = 623,904.60/x
  3. Step 3: Cross multiply
    781,368.60x = 1,170,084.60 × 623,904.60
  4. Step 4: Simplify right side
    781,368.60x = 730,021,164,329.16
  5. Step 5: Solve for x
    x = 730,021,164,329.16/781,368.60
  6. Step 6: Final answer
    x = 934,285.26

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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.