Home / 909,036.40-1,363,554.60-769,068.40

Finding the Fourth Proportional to 909,036.40, 1,363,554.60 and 769,068.40

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Solution

The fourth proportional to 909,036.40, 1,363,554.60 and 769,068.40 is: 1,153,602.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,036.40 : 1,363,554.60 = 769,068.40 : x
  2. Step 2: Convert to fraction form
    909,036.40/1,363,554.60 = 769,068.40/x
  3. Step 3: Cross multiply
    909,036.40x = 1,363,554.60 × 769,068.40
  4. Step 4: Simplify right side
    909,036.40x = 1,048,666,754,534.64
  5. Step 5: Solve for x
    x = 1,048,666,754,534.64/909,036.40
  6. Step 6: Final answer
    x = 1,153,602.60

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Similar ratio
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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.