Home / 984,137.66-1,358,210.32-602,416.70

Finding the Fourth Proportional to 984,137.66, 1,358,210.32 and 602,416.70

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Solution

The fourth proportional to 984,137.66, 1,358,210.32 and 602,416.70 is: 831,396.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,137.66 : 1,358,210.32 = 602,416.70 : x
  2. Step 2: Convert to fraction form
    984,137.66/1,358,210.32 = 602,416.70/x
  3. Step 3: Cross multiply
    984,137.66x = 1,358,210.32 × 602,416.70
  4. Step 4: Simplify right side
    984,137.66x = 818,208,578,880.34
  5. Step 5: Solve for x
    x = 818,208,578,880.34/984,137.66
  6. Step 6: Final answer
    x = 831,396.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.