Home / 786,114.41-1,178,084.93-358,607.84

Finding the Fourth Proportional to 786,114.41, 1,178,084.93 and 358,607.84

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Solution

The fourth proportional to 786,114.41, 1,178,084.93 and 358,607.84 is: 537,416.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,114.41 : 1,178,084.93 = 358,607.84 : x
  2. Step 2: Convert to fraction form
    786,114.41/1,178,084.93 = 358,607.84/x
  3. Step 3: Cross multiply
    786,114.41x = 1,178,084.93 × 358,607.84
  4. Step 4: Simplify right side
    786,114.41x = 422,470,484,400.39
  5. Step 5: Solve for x
    x = 422,470,484,400.39/786,114.41
  6. Step 6: Final answer
    x = 537,416.03

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Double scale
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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.