Home / 314,836.03-434,482.95-171,605.35

Finding the Fourth Proportional to 314,836.03, 434,482.95 and 171,605.35

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Solution

The fourth proportional to 314,836.03, 434,482.95 and 171,605.35 is: 236,820.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,836.03 : 434,482.95 = 171,605.35 : x
  2. Step 2: Convert to fraction form
    314,836.03/434,482.95 = 171,605.35/x
  3. Step 3: Cross multiply
    314,836.03x = 434,482.95 × 171,605.35
  4. Step 4: Simplify right side
    314,836.03x = 74,559,598,703.78
  5. Step 5: Solve for x
    x = 74,559,598,703.78/314,836.03
  6. Step 6: Final answer
    x = 236,820.41

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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.