Home / 314,030.08-433,352.24-178,076.40

Finding the Fourth Proportional to 314,030.08, 433,352.24 and 178,076.40

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Solution

The fourth proportional to 314,030.08, 433,352.24 and 178,076.40 is: 245,740.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,030.08 : 433,352.24 = 178,076.40 : x
  2. Step 2: Convert to fraction form
    314,030.08/433,352.24 = 178,076.40/x
  3. Step 3: Cross multiply
    314,030.08x = 433,352.24 × 178,076.40
  4. Step 4: Simplify right side
    314,030.08x = 77,169,806,831.14
  5. Step 5: Solve for x
    x = 77,169,806,831.14/314,030.08
  6. Step 6: Final answer
    x = 245,740.18

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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.