Home / 292,528.28-438,003.94-191,075.10

Finding the Fourth Proportional to 292,528.28, 438,003.94 and 191,075.10

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Solution

The fourth proportional to 292,528.28, 438,003.94 and 191,075.10 is: 286,097.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,528.28 : 438,003.94 = 191,075.10 : x
  2. Step 2: Convert to fraction form
    292,528.28/438,003.94 = 191,075.10/x
  3. Step 3: Cross multiply
    292,528.28x = 438,003.94 × 191,075.10
  4. Step 4: Simplify right side
    292,528.28x = 83,691,643,968.19
  5. Step 5: Solve for x
    x = 83,691,643,968.19/292,528.28
  6. Step 6: Final answer
    x = 286,097.62

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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.