Home / 343,109.17-473,501.19-190,133.16

Finding the Fourth Proportional to 343,109.17, 473,501.19 and 190,133.16

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Solution

The fourth proportional to 343,109.17, 473,501.19 and 190,133.16 is: 262,389.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,109.17 : 473,501.19 = 190,133.16 : x
  2. Step 2: Convert to fraction form
    343,109.17/473,501.19 = 190,133.16/x
  3. Step 3: Cross multiply
    343,109.17x = 473,501.19 × 190,133.16
  4. Step 4: Simplify right side
    343,109.17x = 90,028,277,518.46
  5. Step 5: Solve for x
    x = 90,028,277,518.46/343,109.17
  6. Step 6: Final answer
    x = 262,389.60

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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.