Home / 1,033,386.40-1,550,122.80-553,412.80

Finding the Fourth Proportional to 1,033,386.40, 1,550,122.80 and 553,412.80

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Solution

The fourth proportional to 1,033,386.40, 1,550,122.80 and 553,412.80 is: 830,142.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,386.40 : 1,550,122.80 = 553,412.80 : x
  2. Step 2: Convert to fraction form
    1,033,386.40/1,550,122.80 = 553,412.80/x
  3. Step 3: Cross multiply
    1,033,386.40x = 1,550,122.80 × 553,412.80
  4. Step 4: Simplify right side
    1,033,386.40x = 857,857,799,091.84
  5. Step 5: Solve for x
    x = 857,857,799,091.84/1,033,386.40
  6. Step 6: Final answer
    x = 830,142.34

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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.