Home / 744,312.19-1,028,547.13-608,296.51

Finding the Fourth Proportional to 744,312.19, 1,028,547.13 and 608,296.51

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Solution

The fourth proportional to 744,312.19, 1,028,547.13 and 608,296.51 is: 840,590.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,312.19 : 1,028,547.13 = 608,296.51 : x
  2. Step 2: Convert to fraction form
    744,312.19/1,028,547.13 = 608,296.51/x
  3. Step 3: Cross multiply
    744,312.19x = 1,028,547.13 × 608,296.51
  4. Step 4: Simplify right side
    744,312.19x = 625,661,624,996.01
  5. Step 5: Solve for x
    x = 625,661,624,996.01/744,312.19
  6. Step 6: Final answer
    x = 840,590.32

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Double scale
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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.