Home / 926,677.60-1,387,683.60-609,416.80

Finding the Fourth Proportional to 926,677.60, 1,387,683.60 and 609,416.80

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Solution

The fourth proportional to 926,677.60, 1,387,683.60 and 609,416.80 is: 912,591.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,677.60 : 1,387,683.60 = 609,416.80 : x
  2. Step 2: Convert to fraction form
    926,677.60/1,387,683.60 = 609,416.80/x
  3. Step 3: Cross multiply
    926,677.60x = 1,387,683.60 × 609,416.80
  4. Step 4: Simplify right side
    926,677.60x = 845,677,698,924.48
  5. Step 5: Solve for x
    x = 845,677,698,924.48/926,677.60
  6. Step 6: Final answer
    x = 912,591.07

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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.