Home / 306,569.04-423,075.02-191,810.92

Finding the Fourth Proportional to 306,569.04, 423,075.02 and 191,810.92

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Solution

The fourth proportional to 306,569.04, 423,075.02 and 191,810.92 is: 264,705.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,569.04 : 423,075.02 = 191,810.92 : x
  2. Step 2: Convert to fraction form
    306,569.04/423,075.02 = 191,810.92/x
  3. Step 3: Cross multiply
    306,569.04x = 423,075.02 × 191,810.92
  4. Step 4: Simplify right side
    306,569.04x = 81,150,408,815.22
  5. Step 5: Solve for x
    x = 81,150,408,815.22/306,569.04
  6. Step 6: Final answer
    x = 264,705.17

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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.