Home / 369,051.40-553,548.30-144,368.20

Finding the Fourth Proportional to 369,051.40, 553,548.30 and 144,368.20

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Solution

The fourth proportional to 369,051.40, 553,548.30 and 144,368.20 is: 216,541.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,051.40 : 553,548.30 = 144,368.20 : x
  2. Step 2: Convert to fraction form
    369,051.40/553,548.30 = 144,368.20/x
  3. Step 3: Cross multiply
    369,051.40x = 553,548.30 × 144,368.20
  4. Step 4: Simplify right side
    369,051.40x = 79,914,771,684.06
  5. Step 5: Solve for x
    x = 79,914,771,684.06/369,051.40
  6. Step 6: Final answer
    x = 216,541.03

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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.