Home / 868,537.60-1,300,041.60-619,705.60

Finding the Fourth Proportional to 868,537.60, 1,300,041.60 and 619,705.60

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Solution

The fourth proportional to 868,537.60, 1,300,041.60 and 619,705.60 is: 927,585.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,537.60 : 1,300,041.60 = 619,705.60 : x
  2. Step 2: Convert to fraction form
    868,537.60/1,300,041.60 = 619,705.60/x
  3. Step 3: Cross multiply
    868,537.60x = 1,300,041.60 × 619,705.60
  4. Step 4: Simplify right side
    868,537.60x = 805,643,059,752.96
  5. Step 5: Solve for x
    x = 805,643,059,752.96/868,537.60
  6. Step 6: Final answer
    x = 927,585.70

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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.