Home / 549,248.04-757,941.30-307,508.00

Finding the Fourth Proportional to 549,248.04, 757,941.30 and 307,508.00

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Solution

The fourth proportional to 549,248.04, 757,941.30 and 307,508.00 is: 424,349.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,248.04 : 757,941.30 = 307,508.00 : x
  2. Step 2: Convert to fraction form
    549,248.04/757,941.30 = 307,508.00/x
  3. Step 3: Cross multiply
    549,248.04x = 757,941.30 × 307,508.00
  4. Step 4: Simplify right side
    549,248.04x = 233,073,009,490.69
  5. Step 5: Solve for x
    x = 233,073,009,490.69/549,248.04
  6. Step 6: Final answer
    x = 424,349.28

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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.