Home / 534,123.04-737,088.24-307,768

Finding the Fourth Proportional to 534,123.04, 737,088.24 and 307,768

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Solution

The fourth proportional to 534,123.04, 737,088.24 and 307,768 is: 424,718.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,123.04 : 737,088.24 = 307,768 : x
  2. Step 2: Convert to fraction form
    534,123.04/737,088.24 = 307,768/x
  3. Step 3: Cross multiply
    534,123.04x = 737,088.24 × 307,768
  4. Step 4: Simplify right side
    534,123.04x = 226,852,173,448.32
  5. Step 5: Solve for x
    x = 226,852,173,448.32/534,123.04
  6. Step 6: Final answer
    x = 424,718.94

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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.