Home / 633,111.36-873,693.60-346,631.34

Finding the Fourth Proportional to 633,111.36, 873,693.60 and 346,631.34

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Solution

The fourth proportional to 633,111.36, 873,693.60 and 346,631.34 is: 478,351.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,111.36 : 873,693.60 = 346,631.34 : x
  2. Step 2: Convert to fraction form
    633,111.36/873,693.60 = 346,631.34/x
  3. Step 3: Cross multiply
    633,111.36x = 873,693.60 × 346,631.34
  4. Step 4: Simplify right side
    633,111.36x = 302,849,583,317.42
  5. Step 5: Solve for x
    x = 302,849,583,317.42/633,111.36
  6. Step 6: Final answer
    x = 478,351.21

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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.