Home / 346,023.20-519,034.80-93,303.20

Finding the Fourth Proportional to 346,023.20, 519,034.80 and 93,303.20

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Solution

The fourth proportional to 346,023.20, 519,034.80 and 93,303.20 is: 139,954.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,023.20 : 519,034.80 = 93,303.20 : x
  2. Step 2: Convert to fraction form
    346,023.20/519,034.80 = 93,303.20/x
  3. Step 3: Cross multiply
    346,023.20x = 519,034.80 × 93,303.20
  4. Step 4: Simplify right side
    346,023.20x = 48,427,607,751.36
  5. Step 5: Solve for x
    x = 48,427,607,751.36/346,023.20
  6. Step 6: Final answer
    x = 139,954.80

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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.