Home / 346,317.40-519,476.10-338,541.40

Finding the Fourth Proportional to 346,317.40, 519,476.10 and 338,541.40

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Solution

The fourth proportional to 346,317.40, 519,476.10 and 338,541.40 is: 507,812.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,317.40 : 519,476.10 = 338,541.40 : x
  2. Step 2: Convert to fraction form
    346,317.40/519,476.10 = 338,541.40/x
  3. Step 3: Cross multiply
    346,317.40x = 519,476.10 × 338,541.40
  4. Step 4: Simplify right side
    346,317.40x = 175,864,166,160.54
  5. Step 5: Solve for x
    x = 175,864,166,160.54/346,317.40
  6. Step 6: Final answer
    x = 507,812.10

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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.